By now, all of you must have heard about the Spiral Model used in the Software Development Life Cycle, i.e. SDLC. Though we have heard it, many of us don’t exactly know the theory and implementation of it. Let’s discuss it in a bit detailed way in this blog.

The spiral model is a combination of the Prototype model and the Sequential Model. It is a specific design executed and planned for bigger projects. Also, these kinds of projects generally require constant improvements.

One can say that it is quite similar to the incremental model but it is still different because it emphasizes risk engineering, analysis, and evaluation.

 

A basic structure of the Spiral model is as follows.

 

 

Let’s dig deeper into it. In this article, we will have a look at various phases in the spiral model, its advantages as well as its disadvantages. First, let’s see what are the 4 stages involved in the Spiral Model.

Spiral Model – Stages

1. Planning phase: In this initial phase, all the required data and information regarding the project is collected. This includes requirements such as SRS (System Requirement Specifications), Cost estimation, BRS (Business Requirement Specification),Design Alteration, Resource Scheduling for iteration, etc.

2. Risk Analysis: Here, Project requirements collected in the earlier phase are analyzed and brainstorming sessions are held to predict future risks and errors.Once this is done, the planning and drafting of a report of strategies to eliminate and correct the errors are made.

3. Testing phase: In the third phase, the actual execution of tests takes place. This happens with the simultaneous execution of developmental variations.This includes actions like Test Case development, Test Summary report, Coding, Drafting of Bug report, and actual Test Execution.

4. Evaluation phase: Beta testers and focused groups of customers verify these changes before the project goes to the next phase. Can evaluate the tests and can give feedback before the project goes to the next level.

   1st iteration – Preliminary risk analysis, Collection of required information and data, Panning, Engineering evaluation.
   2nd iteration – Thorough risk analysis and evaluation, Advanced level planning.
   3rd iteration – Selection of tools, Tests selection, Coding, Resource allotment.
   4th iteration – Customer evaluation.

Spiral model – When to execute?

• At the time of high risk and budget.
• For a Project with risk ranging from medium to high.
• At the time of the regular requirement of release.
• For any complicated project.
• For Projects requiring regular variations.
• For non-reasonable long-term projects that owe to the change in financial preferences.

 

 

Spiral model – Pros and Cons

Pros

• Easy management of risk makes this model a more efficient option to handle complicated and budget heavy projects. Also, it makes all the software testing projects transparent.

• In this model, the consumer or end-user can and does review the test results and its various levels.
• Segregation of the project into different stages makes the managerial aspects smooth.
• Control on the documentation is strong in this model.
• A realistic estimation of all the aspects of the project is an advantage of this model.

Cons

• An unhealthy model for small-scale projects due to the budget.
• Several intermediate stages owe to a large amount of documentation.
• The estimation of the closing date of the project cannot be done in the initial stages of the project.
• It is a complicated process.
• The primary requirement for the model is high expertise. If not, it won’t work.

Conclusion

As seen in the above image, each loop is a separate process in software testing. Remember, the main four stages discussed above, determining objectives, identifying risks, Development and Testing, and planning the next iteration are to be repeated several times until a satisfactory output is not achieved.

How VTEST can help

To execute and implement this model properly, a set of intellectual and technically sound software testers is required and VTEST is all about it. VTEST employs a good number of software testers who are techno-geeks as well as great planners.

The interpretation of the model done by VTEST is fine and more modified and we take pride in our hardworking testers for having a good success rate in the field of software testing. VTEST it!

Though Mobile apps have taken charge of the digital world lately, many small, as well as big organizations, have a strong customer base and communication through their website. A website plays an important role in developing a solid base for any given company. All the information related to the company, their earlier work, ongoing projects, and all other information can be known from a company’s website.

To make it a proper way to do these things, it has to be smooth, and here comes the role of software testing. In Website testing, there is a special category of testing called Bucket testing also known as Split testing or A/B testing. In this blog, we will focus in more detail on Bucket testing and why is it a good way to go about.

In Bucket testing, at least 2 different versions of the website are tested to verify which one of them is doing better. It involves different metrics like Downloads, Clicks, or Purchases that are measured from variations of each page.

Many organizations in the arena of the website invest more into bucket testing for a finer website and ultimately for optimizing the conversion rates to maximize their profits.

How does it work?

The first step of any bucket test is drafting a hypothesis. It can be in any form like Design, Text, or usability change. The testing team decides this. It involves a statement which states that a certain change in the system will have the stated consequences. To verify this is to test.

When the test is executed, if any certain variation seems to be working better than the other then the control page for key metrics, the given variable is combined in the final version of the website.

On any given page, n number of Bucket tests can be performed. A satisfying outcome is the only limit to the number of bucket tests carried out on the page.

Let’s say. There is an already existing page for a magazine which is free. The term used for this version of the page is ‘Variation A’. It includes all the data and information related to the magazine and a sign-up window with a ‘Submit’ button.

Now, if a minor textual change is done on the website by replacing the word ‘Submit’ by ‘Get the free copy’, that version is known a ‘Variation B’. Now a Bucket test is the comparison and analysis of the number of visitors who properly fill the form from both the versions.

Now, because it is an ad campaign landing page, the potential number of people visiting the page is going to be very high. But, very few of them will be able to fill the form successfully. In this case, as the key metric used is the ‘Number of People’, the results are unsatisfactory. So, the team is supposed to conduct the bucket test once again with some other change.

Common elements to test

Several common elements are tested in this type of testing. Below is a list.

• Changing Titles and Sub-titles. Size, Length, Font alteration.
• Changing the placements, numbers, type, or subject matter of images on the page.
• Changing text like a variation in Text style, Number of words, Font, etc.
• Variation in Call-to-action i.e. CTA buttons like ‘Sign Up’, ‘Get Started’, ‘Buy Now’, ‘Submit’.
• Variation in logos of third-party sites or customers.

Conclusion

A basic purpose of any website is to generate more leads by increasing the number of visitors. This only happens smoothly if and when a regular execution of Bucket tests is in place.

Sometimes, making variations in simpler things like image, text or layout can make wonders for your website. Bucket testing eliminates the need for subjective opinions about the website’s layout or design. The decision becomes clear and the output is visible.

How VTEST can help

Most of all, Bucket testing is all about creativity. The software testing team must find out about the box variation to try out on the website. A creative and innovative testing team along with a strong technical sense and knowledge is a utopic situation. At VTEST it’s a reality.

Our software testing team comprises of smart and intelligent technicians who find creative solutions to any problem.

VTEST it!

Related: Software Testing: A Handbook for Beginners

To make sure that a certain task is completed in the right manner, an approximation or estimation of the potential outcomes should be done. It also helps the software testers in estimating the time required to execute the test.

In all the software testing scenarios, time management plays an important role. It is necessary to plan the testing process with respect to time and plan things accordingly. One of the primary things which a client looks for in a testing agency is time efficiency. So, to not lose your clients, make a timely plan.

So, when one talks about estimation, what exactly is it? What is there to estimate in a test and what are the ways to go about it? Well, let’s discuss these questions in detail along with different tips from our experts.

Test estimation – What to estimate?

First, we will have a look at all things that are to be estimated before starting the actual process of software testing.

• Time – Not just software testing but all projects work under a timeline. It is necessary for any project to have a deadline to complete it within and thus estimation of what is it going to be is necessary.

• Cost –Budget is another important thing which is to be estimated. If you want things to be in control financially, you will have a plan out the costs of the project properly and have an estimation of the budget with you before starting the project.

• Resources –Resources like Funding, Equipment, People i.e. Human resources, facilities, etc. is another aspect of a software testing project which needs to be approximated. All the project requirements should be listed down first and then after having a proper estimation report, planning should be done.

• Human Skills –TA talented team with all the essential knowledge and experience can pull off wonders. Estimation of who all are going to be working on the project in the given time and with full efficiency is important.

Test estimation –Various ways to estimate
Below is a list of various techniques used to estimate the software testing process. Check it out.

• Breakdown structure on the working basis
• 3-point estimation technique for software testing
• Ad-hoc method
• Delphi technique for the wide-band
• Use-case point approach
• Testing point and function point analysis
• Percentage distribution

Test estimation – A Four-Step Procedure

There are four main stages in the test estimation process. They are as follows:

• Divide the project into smaller modules.
• Allocate the divided tasks among the team members.
• Estimate the total efforts invested in completing the tasks.
• Estimate validation.

Now let’s have a deeper look at these stages.

1. Dividing the project into smaller modules.

When one divides a bigger task into various small tasks, the whole work ethic becomes much more detailed and accurate. The chances of any mistake become less and the whole process gets more efficient as the responsibilities are now divided and each small unit of work is being looked at with utmost attention.

2. Allocating the tasks among team members.

After the division of tasks, make sure that you assign them properly to the respective team member. Like Development for developers, Software testing module for the testing team, Environment built for the test administrator, etc.

3. Estimating the total efforts invested in completing the tasks.

Functional Point Method and Three-point estimation are the two essential parts on which the estimation technique will work. The functional point method is divided as per the cost, size, duration of the testing project. On the other hand, in the three-point estimation, the three points i.e. Worst-case estimation, Best case estimation, and Likely estimation are measured.

4. Estimating validation

After following the above three stages, finally one needs to aggregate the project as per the estimation in the system. In this stage, thereview and approval of the aggregated estimation are done. It’s the most reasonable and logical.

Test Estimation – Best practices

This is the part where we discuss some tips and tricks to go about test estimation. To get the estimation more accurate, follow these and you are done.

• Buffer time – Always remember to have some extra time in your hand when you plan a project. Anything can happen at any part of the process. Anyone can quit, any technical inconvenience, ANYTHING can happen. It is always easy if you have some buffer time to spare on these sudden problems.

• Reference experience of past –The estimation with reference to the past experiences of the team and the team members is an easy way to get things more accurate. The past project experience tells many things about how future projects are going to be, helping in time estimation, team efficiency, etc.

• Estimation on planning account resource – If you are real enough in thinking about the estimation, you have to take into consideration that many smaller things might o=come up at the execution period and thus you must have some spare days in hand. Timely delivery should be preferred.

• Re-estimation–The word estimation itself is suggestive of approximation. While estimating, you should understand that it is just an approximation of the said thing and not a fixed declaration. A liberal workspace with modifications and changes as per the changing scenarios should be promoted. Convincing the modification to the customer and similar third parties is also an important task here.

• Bug cycle – One can never be sure about the bugs in software even after a software test. A software is to be tested constantly, like in a cycle to make it completely bug-free but it’s still not. Well, one should consider that this bug testing cycle will take time and should estimate that beforehand.

• The scope of the project – The scope of the project, meaning what your project is projecting and how far does the execution and implementation are going to go, should be estimated as early as possible in the process. This mainly includes test data, test scripts, and test beds to start the work.

Conclusion

All in all, one must understand the importance of test estimation in the process of software testing. It is one of the most dynamicstyles that is used in the process of software testing. Going by this method, many professionals would work on their experience to get more involved with the approach the industry has taken.

The process of software test estimation works well on the use case and test case point. If in the process of software test estimation, one realizes that something is not going to turn out as it is supposed to, he/she can make modifications in the testing plan and reduce the probability of that error to occur.

How can VTEST help

In software testing, accuracy accounts for an important element of the whole process and VTEST knows it. We have our preferences clear and right and estimating a software testing project’s various aspects and work towards making that estimation a reality is pretty much what we opt for.

VTEST comprises a talented team of testers with an accurate and efficient work ethic. If you seek a work culture with the utmost precision and time-saving quality, VTEST is there for you. VTEST it!

Related: Software Testing: A Handbook for Beginners

Penetration testing is one of the most misunderstood practices in cybersecurity. Many organisations treat it as a checkbox exercise — something done once a year to satisfy an auditor — without understanding what a well-executed penetration test can and cannot tell them. In 2026, with the threat landscape evolving faster than most security programmes can track, that misunderstanding is increasingly costly. This guide provides a complete, technically grounded overview of penetration testing: what it is, why it matters, how it works, and how to use it effectively as part of a broader security programme.

What Is Penetration Testing?

Penetration testing — commonly shortened to pen testing — is an authorised, simulated cyberattack conducted against a defined target system, network, or application by security professionals. The objective is to identify and exploit vulnerabilities before malicious actors do, and to document the findings with sufficient detail for remediation.

The key distinction from other security assessments is exploitation. A penetration test does not merely scan for known vulnerability signatures — it attempts to actually exploit discovered weaknesses to determine whether they can be chained together to achieve meaningful impact: data exfiltration, privilege escalation, lateral movement, or service disruption. This exploitation step is what separates penetration testing from vulnerability scanning and gives it its superior signal quality.

Why Penetration Testing Is Critical in 2026

The threat environment facing organisations in 2026 is materially different from five years ago, and several developments have elevated the importance of regular, high-quality penetration testing.

Supply Chain Attacks

The compromise of software supply chains — third-party libraries, build pipelines, CI/CD tooling, and managed service providers — has become one of the dominant attack vectors. Supply chain attacks are difficult to detect with perimeter-focused security controls because malicious code enters through trusted channels. Penetration testing that covers software composition, dependency integrity, and third-party integrations is increasingly essential.

AI-Powered Threats

Adversaries are using large language models to accelerate reconnaissance, generate phishing content at scale, automate vulnerability discovery, and write exploit code. The speed and volume of AI-assisted attacks have increased substantially. Organisations can no longer rely on the assumption that they are an unlikely target or that manual attack methods will give them adequate warning time.

Regulatory Requirements

Penetration testing is now explicitly required or strongly implied by a growing set of regulatory frameworks:

• PCI-DSS v4.0 requires penetration testing of the cardholder data environment at least annually and after significant infrastructure or application changes.
• ISO 27001:2022 includes controls that require organisations to test the effectiveness of their security controls, with penetration testing as the primary mechanism for technical controls.
• SOC 2 Type II auditors increasingly expect evidence of penetration testing as part of the availability, confidentiality, and security trust service criteria.
• GDPR requires organisations to implement appropriate technical measures to protect personal data, and regulators have cited the absence of penetration testing in enforcement actions following breaches.
• DORA (Digital Operational Resilience Act), effective from January 2025 for EU financial entities, mandates threat-led penetration testing for significant institutions.

Types of Penetration Testing

Network and Infrastructure Penetration Testing

Tests external and internal network infrastructure: firewalls, routers, switches, VPNs, and exposed services. External network pen tests simulate an attacker with no prior access attempting to breach the network perimeter. Internal network pen tests simulate a threat actor who has already obtained a foothold inside the network — modelling insider threats or post-phishing scenarios — and attempt to escalate privileges and move laterally.

Web Application Penetration Testing

Targets web applications for vulnerabilities across authentication, authorisation, input handling, session management, business logic, and API endpoints. Web application pen testing is the most common engagement type and typically follows the OWASP Testing Guide methodology. Given that web applications are the primary attack surface for most businesses, this is usually the highest-priority pen test engagement.

Mobile Application Penetration Testing

Assesses iOS and Android applications for client-side vulnerabilities: insecure data storage, improper certificate validation, exported components, runtime tampering, binary protections, and API communication security. Mobile pen testing requires device-level access and specialised tools. The OWASP Mobile Application Security Verification Standard (MASVS) provides the framework.

API Penetration Testing

With modern architectures increasingly API-first, dedicated API pen testing has become essential. API pen tests target REST, GraphQL, and gRPC interfaces for broken object-level authorisation (BOLA), broken function-level authorisation, mass assignment, rate limiting bypass, injection vulnerabilities, and insecure direct object references. The OWASP API Security Top 10 is the primary reference framework for this test type.

Social Engineering

Tests the human layer of the security stack: phishing simulations, vishing (voice phishing), pretexting, and physical tailgating. Social engineering engagements assess employee security awareness and the effectiveness of security training programmes. They are often conducted alongside technical pen tests as part of a comprehensive assessment.

Cloud Infrastructure Penetration Testing

Assesses cloud environments (AWS, Azure, GCP) for misconfigurations, overly permissive IAM policies, exposed storage buckets, insecure serverless functions, and inadequate network segmentation. Cloud pen testing requires specific expertise in cloud-native architectures and must operate within the acceptable use policies of cloud providers. Misconfigurations are the dominant category of finding in cloud environments.

Physical Penetration Testing

Attempts to gain unauthorised physical access to facilities, server rooms, network equipment, or workstations. Physical pen tests are less common but critically important for organisations where physical security controls are part of the compliance scope (data centres, financial branches, healthcare facilities).

Black Box, White Box, and Grey Box Testing

These terms describe the level of prior knowledge granted to the pen tester at the start of the engagement:

• Black box: The tester begins with no prior knowledge of the target environment — no architecture diagrams, no source code, no credentials. This most closely simulates an external attacker with no inside information. Black box testing is valuable for assessing what an opportunistic attacker can achieve but is less efficient at finding deep application-layer vulnerabilities.
• White box: The tester is provided full documentation: architecture diagrams, source code, credentials, infrastructure configurations. White box testing is the most thorough approach because the tester can audit the entire attack surface with context that an attacker would typically not have. It is best suited for finding the broadest and deepest set of vulnerabilities within a defined timeframe.
• Grey box: The tester is given partial information — typically user-level credentials, some application documentation, or general architecture context — representing a scenario where an attacker has obtained limited inside information (a compromised user account, for example). Grey box is the most common engagement type as it balances realism with thoroughness.

The Penetration Testing Process

Scoping

Before a single packet is sent, the engagement scope must be defined and documented in a written Rules of Engagement (RoE) document. Scoping defines: which systems, IP ranges, and applications are in scope; which are explicitly out of scope; what test techniques are permitted and prohibited; testing windows (to avoid disrupting production systems during peak hours); emergency contact procedures; and what constitutes a successful critical finding requiring immediate notification. Inadequate scoping is the leading cause of pen test engagements that fail to produce actionable results.

Reconnaissance

Passive and active information gathering about the target. Passive reconnaissance uses open-source intelligence (OSINT) techniques to collect publicly available information: DNS records, WHOIS data, SSL certificate transparency logs, LinkedIn employee profiles, GitHub repositories, Shodan data, and archived web content. Active reconnaissance involves direct interaction with the target — DNS enumeration, web crawling, service banner grabbing. Reconnaissance informs the attack strategy for all subsequent phases.

Scanning and Enumeration

Systematic identification of live hosts, open ports, running services, service versions, and operating system fingerprints. Vulnerability scanners identify known CVEs associated with discovered service versions. Enumeration goes deeper — extracting user accounts, shares, service configurations, and application structure that informs targeted exploitation attempts. This phase transforms reconnaissance data into a prioritised attack surface map.

Exploitation

Attempting to exploit discovered vulnerabilities to achieve a defined objective: gaining initial access, bypassing authentication, extracting data, or executing arbitrary code. Exploitation is the phase that distinguishes pen testing from scanning. Not all vulnerabilities identified by scanners are exploitable in the actual environment — exploitation confirms real-world risk and eliminates false positives that waste remediation effort.

Post-Exploitation

Following initial compromise, post-exploitation activities determine what an attacker could achieve with that foothold: escalating local privileges to administrator or root, harvesting credentials from memory or configuration files, moving laterally to adjacent systems, maintaining persistence through backdoors or scheduled tasks, and reaching high-value targets (domain controllers, databases, source code repositories). Post-exploitation demonstrates the full business impact of a successful initial compromise — often dramatically more severe than the entry point vulnerability alone would suggest.

Reporting

The deliverable that justifies the entire engagement. A high-quality penetration test report includes an executive summary suitable for non-technical stakeholders (scope, overall risk assessment, critical findings summary), a technical findings section with each vulnerability documented by title, severity rating (CVSS score), affected component, description, evidence (screenshots, request/response captures), business impact, and specific remediation guidance. Findings should be prioritised by exploitability and business impact, not just CVSS score. A report that lists vulnerabilities without prioritisation or remediation guidance transfers the analytical work back to the client and reduces the value of the engagement.

OWASP Top 10 as a Framework

The OWASP Top 10 is the most widely referenced framework for web application security risk. The 2021 edition remains the current published standard; an updated version reflecting 2024-2025 threat data is in progress. The 2021 Top 10 categories are:

1. Broken Access Control
2. Cryptographic Failures
3. Injection (including SQL injection, command injection, and LDAP injection)
4. Insecure Design
5. Security Misconfiguration
6. Vulnerable and Outdated Components
7. Identification and Authentication Failures
8. Software and Data Integrity Failures
9. Security Logging and Monitoring Failures
10. Server-Side Request Forgery (SSRF)

Broken Access Control has held the top position since 2021, reflecting the persistent failure of organisations to implement least-privilege access controls correctly. Every web application pen test should verify coverage against all 10 categories as a minimum baseline. The OWASP Testing Guide provides specific test cases for each category.

Modern Penetration Testing Tools

Metasploit Framework

The most widely used exploitation framework, maintained by Rapid7. Metasploit provides a library of exploit modules, payloads, and post-exploitation tools that can be composed to execute attack chains efficiently. It is used in both manual engagements and as a component of automated attack simulation. The commercial Metasploit Pro version adds workflow automation and reporting features.

Burp Suite Pro

The standard tool for web application and API penetration testing. Burp Suite Pro provides an intercepting proxy, scanner, repeater, intruder (for parameter fuzzing and brute force), sequencer (for session token entropy analysis), and decoder. Its BApp Store extension ecosystem significantly extends its capability for specific test types. For web application pen testing, Burp Suite Pro is effectively mandatory.

OWASP ZAP

The open-source alternative to Burp Suite, maintained by the OWASP Foundation. ZAP is a strong choice for organisations that need automated scanning capability in CI/CD pipelines (via the ZAP API and Docker images) without commercial licensing costs. ZAP’s active scan capability is less sophisticated than Burp Suite Pro for manual engagements but is production-ready for automated baseline scanning.

Nmap

The definitive network scanning and host discovery tool. Nmap’s scripting engine (NSE) extends basic port scanning to service version detection, vulnerability identification, and protocol-specific enumeration. Despite being over 25 years old, Nmap remains the first tool used in almost every network penetration test.

Nikto

A web server scanner that checks for known vulnerabilities, misconfigured HTTP headers, default credentials, outdated software versions, and dangerous HTTP methods. Nikto is not subtle — it generates significant log traffic and is easily detected — but it is fast and identifies a broad range of common issues quickly during initial scanning phases.

Kali Linux

The standard operating system for penetration testing. Kali Linux bundles hundreds of security tools — including Metasploit, Burp Suite, Nmap, Nikto, Wireshark, John the Ripper, Hashcat, and aircrack-ng — in a pre-configured, regularly updated environment. Most professional penetration testers work from Kali Linux (or a comparable distribution like Parrot OS) as their primary operating environment.

Nuclei

A fast, template-based vulnerability scanner developed by ProjectDiscovery. Nuclei’s community-maintained template library covers thousands of CVEs, misconfigurations, exposed panels, and technology-specific vulnerabilities. Its speed and template extensibility have made it a standard component of modern attack surface management and pen testing workflows, particularly for initial reconnaissance and bulk scanning phases.

AI-Powered Penetration Testing

AI is beginning to materially accelerate multiple phases of penetration testing. The impact is already visible in current tooling and practice:

• Automated vulnerability discovery: AI models fine-tuned on vulnerability databases and code patterns can identify security weaknesses in source code and running applications faster than manual review, flagging candidates for manual exploitation confirmation.
• Attack path generation: Given a network topology and discovered vulnerabilities, AI systems can enumerate potential attack paths to high-value targets, helping pen testers prioritise exploitation sequences.
• Intelligent fuzzing: AI-guided fuzzing uses coverage feedback and learned input patterns to generate test inputs that exercise deeper code paths than traditional random or mutation-based fuzzing, increasing the probability of discovering memory corruption and injection vulnerabilities.
• Adversary simulation: Commercial platforms (including Pentera and Horizon3.ai) use AI to automate continuous penetration testing, running attack simulations against production environments on a scheduled basis to provide continuous security validation between manual pen test engagements.

AI does not replace skilled human penetration testers — particularly for complex business logic flaws, chained attack scenarios, and social engineering — but it is raising the baseline capability of automated tools and reducing the time required to cover known vulnerability classes.

Manual vs Automated Penetration Testing

Automated scanners and AI-assisted tools can identify known vulnerability patterns at speed and scale. Manual penetration testing discovers the vulnerabilities that automated tools cannot find: business logic flaws (where the application behaves correctly from a technical standpoint but can be abused by understanding the intended workflow), complex authentication bypass chains, race conditions, and logic errors in multi-step processes.

The practical answer is that both are necessary. Automated scanning provides broad, fast baseline coverage and should be integrated into CI/CD pipelines. Manual penetration testing provides depth, creativity, and the adversarial thinking that finds the vulnerabilities most likely to be exploited by real attackers. Relying exclusively on automated scanning gives false confidence; relying exclusively on manual testing is inefficient and leaves known vulnerability classes unchecked between engagements.

Penetration Testing vs Vulnerability Scanning

These terms are frequently conflated, to the detriment of security programmes that budget for one expecting the other. The distinction is fundamental:

• Vulnerability scanning is automated, non-exploitative, and produces a list of potential vulnerabilities based on signature matching and version checks. It is fast, repeatable, and scalable. It cannot confirm exploitability, does not chain vulnerabilities together, and cannot assess business logic. False positive rates are high.
• Penetration testing involves human expertise, attempts actual exploitation, chains vulnerabilities to demonstrate real-world attack paths, and assesses business impact. It confirms which vulnerabilities are genuinely exploitable in the specific environment and provides findings that carry the weight of demonstrated evidence rather than theoretical possibility.

Vulnerability scanning is a continuous operational activity. Penetration testing is a periodic, in-depth assessment. Both have a place in a mature security programme, but they are not interchangeable.

How Often Should You Penetration Test?

Minimum frequency is often dictated by compliance requirements (PCI-DSS: annually; after significant changes). But compliance minimums are not the same as adequate security practice. Practical guidance:

• Conduct a full-scope penetration test at least annually for any internet-facing application or infrastructure handling sensitive data
• Conduct targeted pen tests after significant architectural changes, new major feature releases, cloud migrations, or M&A activities that introduce new systems
• Run continuous automated attack simulation between manual engagements for high-risk environments
• Conduct phishing simulations quarterly for organisations where social engineering is a significant threat vector

The frequency question should ultimately be driven by threat model, not by the minimum needed to satisfy an auditor. An organisation that processes financial transactions or holds significant personal data and tests only annually is leaving a large window of undetected exposure.

VTEST’s Penetration Testing Services

VTEST provides structured penetration testing engagements conducted by certified security professionals. Our engagements follow a documented methodology aligned with OWASP, PTES (Penetration Testing Execution Standard), and NIST SP 800-115, scoped precisely to client requirements and delivered with reports that are useful to both technical and executive audiences.

We conduct web application, API, mobile, and network penetration tests for clients across financial services, healthcare, SaaS, and enterprise software. Every engagement includes a pre-test scoping call, a written Rules of Engagement document, a detailed findings report with CVSS-rated vulnerabilities and specific remediation guidance, and a retest of remediated findings to confirm closure. If you are planning an upcoming pen test, reviewing your compliance obligations, or have concerns about specific areas of your attack surface, contact VTEST to discuss scope and approach.

Further Reading

• Security Testing: A Necessity Rather Than A Task
• Penetration Testing Tutorial
• Importance of penetration testing for network security: 9 benefits
• Information Security Testing: The guardian angel of 21st-century businesses
• Avoiding dangerous web browser security threats: An efficient guide
• Software Security Threats and Preventive Measures
• Hackers Don’t Send Warning Emails: Stay Ahead of Threats
• Why ignoring Security Testing will cost you time and money
• Offering Value Driven Security Testing Services
• WordPress Security Testing and Guidelines
• Compliance Testing is crucial to your business. Learn why!

Related Guides

• Mobile App Testing: Meeting Modern Quality Demands
• Software Testing Outsourcing: 15 Points to Consider

We all know the importance of software testing by now. The deal is, if you don’t do it, you will face its grave consequences. There will be many bugs in the software. The user count will go down and ultimately, the company will collapse.

To avoid this, a regular check and clean-up of the system are necessary. Maintaining things is a way of a steady and secure life and it’s the same with software. Testing is the Maintenance.

So, the process of software testing involves numerous tests and it is important for a tester to know and understand all of them. Drafting a Test Scenario and know the ins and outs of it is one of them. In this blog, we will dig deeper into the what’s and how’s of a Test Scenario.

Test Scenario – Definition

This is a document prepared by the testing team which comprises all the functionalities involved in software. It assures the delivery as it is expected. It defines exactly what all things need to be tested. A tester needs to identify himself / herself as the final user for executing a test scenario.

This helps him/her to relate to the actual user’s needs and helps him get things done right.The customer relatability increases and the tester gets to understand the real errors which the users face while using the software.

The test scenario is also called as Test possibility or Test condition.

Scenario Testing

In scenario testing, different scenarios are listed down which are to be tested to give the end-user a smooth user experience. It has got its name from testing various functionalities. It is a plan or overall structure of what all things needs to be executed while running any test.

The image above pretty much defines what the test scenario is all about.

Test Scenarios – Intention

Now, let’s have a look at the benefits of a test scenario. Below is a rundown of the primary intention and purpose of a test scenario and the documentation of the same.

• The main goal here is to make sure the whole functionality is tested completely based on its performance.
• It is an all-inclusive software testing process.
• It is a quick way to detect important end-to-end transactions. Also, it is supported by the actual usage of different applications or software.
• It is assessed by the business analysts, developers, and end-users as well as the stakeholders.
• It helps in measuring the efforts done while testing software and assists the clients to draft a proposal to evaluate their manpower needs.

Test Scenario – Step-wise construction

Let’s look closely at how a test scenario is drafted. We have divided the process into 5 steps for you to understand. Each step is important and we insist you refer it as it will be really helpful for you. Let’s go then!

1. First, read the documents required to execute a test. These are generally the FRS (Functional Requirements Statement), SRS (Software Requirement Specifications), and BRS (Business Requirement Specification) regarding the system under test.

2. Specify all the user objectives and detect different potential actions taken by the user. Attach all the technical specifications to the respective needs and then, finally, look for more scenarios where the system can be breached or criminally hacked.

3. After the above 2 steps, gather the information together and draft it neatly. List down such different scenarios and make a proper document of all the things which you think might harm the system in any possible way.

4. After that, a Traceability Matrix must be planned and prepared. It is a document that is made to confirm the requirements with respective matching scenarios. Which are to be tested.

5. After the 4th step. The last one is regarding the review of the above-prepared test scenarios. Here, one should involve the supervisor in the process. The analysis of the test scenarios is done by the supervisor and then the stakeholders are supposed to review them. It is an important step that must not be ignored.

Test Scenarios – Tips and tricks for an effective draft

• It is important that as a tester, you should confirm that every requirement is matching with attest scenario. You must also confirm that the process is adhering to the Project Methodology specifications.

• Classify all the complex needs so that you can verify whether every requirement is matching with a certain test scenario. This helps you in covering all the requirements which are present.

• Stay away, from drafting very complicated scenarios that involve multiple functional requirements.

• Always stick to the priority list given to you by your client. Considering the budget and client’s needs, you mu revaluate the many testing scenarios which you have drafted and plan it accordingly.

Conclusion

While doing any kind of work, one should always aspire to do it most efficiently and productively possible. If not, time, money, and efforts of the working people are lost for nothing. Proper management and documentation are the right way to do everything. It’s the backbone of any kind of execution.

Similarly, Test scenarios are the backbone of the testing process. While executing software testing, the Creation of effective test scenarios is one such step that helps one to do the job in a more well-organized way.

Adhering to a well-drafted test scenario will not only help you in executing the test more smoothly but you will also notice the end product to be finer and more finished.

How VTEST can help

VTEST is a testing agency which comprises of all the services related to software testing. We specialize in software testing and we know the right way to go about it. Without proper management and test scenarios, the process will be chaos and VTEST know it. Consider us for all your testing needs and we will be there for you always.

VTEST it!

Related: Software Testing: A Handbook for Beginners

Network security of any software is one of the most precious elements and must be protected for having a well-built and secure software. If you are not giving security the topmost priority than you need to revise your preferences.

If for the security expert analysis, the new and emerging enterprises come up with a perfect solution considering the demands of the consumers and club them with the automated testing technique, then there is nothing like it. Penetration testing is the key to execute high-quality security expert analysis and it’s the method of the future.

It might seem like Penetration testing is where you land into the security of the network by running various random steps. But it is not like that. ‘Creation of an organized plan with every detail mentioned as to when what and how things are going to take place’ is the right way to define and execute Penetration testing.

Penetration Testing – Importance

There are various types of Penetration testing. Below is a list:

• Application Penetration Testing
• Infrastructure Penetration Testing
• Network Penetration Testing
• Wireless Penetration Testing

The main concern in the current scene of Penetration testing in the market is that many testers have this delusion that Penetration testing is a one-time process. Due to this, they are living under this disbelief that their systems are safe. This is harming the current systems and ultimately the security of any such software.

We need to understand that it is not a one-time process. It must be practiced regularly to have a tight and well-built security code, which will ensure the software a good amount of consumer rating and popularity. After all, security is what the clients are looking for.

As important it is, it also has some benefits which one cannot afford to ignore. Below is a list:

1. Managing the Risk Factors

Penetration testing which is also known as Pen testing (a slang!) provides you the manifesto to work through the risky elements in an efficient and optimum way. Here, the number of susceptibilities and risk factors associated with it is listed. This is found in the target environment.

Starting from the highest risk sequence, one could tackle down to the lower ones.

2. Increasing Business Continuity

A security breach or Data leakage is one of the most unpopular reasons for any company to declare a break for an indefinite amount of time. The recovery is hectic and time taking and full recovery is almost impossible. The company goes under huge loss, financially and emotionally.

Penetration testing confirms the security of the system and if done regularly, it avoids many security breach scenarios like ‘Man In The Middle’ i.e. MITM attacks. And as they say, the world is a filthy place. Many a time, rival companies hire hackers to attack and breach the security of the company. To avoid this, Penetration testing regularly is a must.

3. Evaluation of Security Investment

To have a clear idea about the current security system of your company, Penetration testing helps. It allows you to analyze the existing potential breach points in your security code. It also ensures the proper following of the configuration system management within the company.

It helps in the evaluation of security investments in the company. It’s good to revise and restructure this regularly.

4. Protecting your Clients, Projects, or Third Parties

If any security breach takes place, its an ambush by default. Its because the attack hits from both ways. To the company itself and to the respective client, Project, or third party company that the company has been working with. This creates much trouble and the recovery is almost inconceivable. Penetration testing ensures tight security which avoids all of this chaos.

5. Maintaining Public Relationships and Guarding Company Reputation

Reputation o a well-off company can be at stake if it comes under any cyber attack. To regain respect and reputation from scratch is almost impossible in today’s competitive world. Even a minor breach can make the headline of any newspaper. To make sure nothing like this happens, Penetration testing is essential.

6. Avoiding fines and Helping any sort of Financial Damage

Very simple, ignored leaks and breaches cost an extraordinary amount of money to repair. Penetration testing done properly can avoid this as well as ensures a tight and unbreakable security code for future security. Keeping the major activities updated in the auditing system can also help. In avoiding fines.

7. Help in keeping a check on Cyber Defense Capability

When executing penetration testing, the company must be able to identify multiple hacks and breaches and should respond to them. Also, the checking of the effectiveness of protected devices like WAF, IDS, or IPS can be done during this.

8. Performing after Deployment of New Infrastructure & Application

After the disposition of the new application or infrastructure takes place in the company, Penetration testing must be executed as soon as possible. If any changes have been done in the software like changing the firewall rule, firmware updates, upgrades, and patches to software, Pen testing should be done. Changes create vulnerable situations for hostile hackers. To not let them be created, Penetration testing must be executed.

9. Gap Analysis Maintenance

Penetration testing is a process that should be executed regularly to have a consistently secure system. It not a one-off. It makes companies aware of gaps and holes in their codes at the respective time when the text is being executed.

Conclusion

If any company is opting in giving outstanding service to its clients in terms of safety and network security, they must execute Penetration testing regularly and ensure the protectivity of data and information.

The number of cyber-attacks and crimes related to it is increasing day by day and companies need to prepare for it before it becomes a disaster for them. Penetration testing is a good step towards ensuring a secure and safe environment for the client base.

How VTEST can help

Security of any kind is a prime preference at VTEST. We take the process of security testing very seriously. VTEST is equipped with advanced infrastructure to make sure that no element is being missed in the process of Penetration testing. Execute Penetration testing with VTEST and see the change for yourself.

VTEST it!

Related: Penetration Testing: Definition, Need, Types, and Process