Top 10 Best Penetration Testing Companies & Services in 2024

<div>Top 10 Best Penetration Testing Companies & Services in 2024</div>

Penetration Testing Companies are pillars of information security; nothing is more important than ensuring your systems and data are safe from unauthorized access. Many organizations have a flawed security culture, with employees motivated to protect their information rather than the organization.

This opens the door for attackers seeking ways into a company to exploit it and gain access to critical data and secrets.

In this article, we will examine the 10 best penetration testing companies and learn about penetration testing. We will also discuss its importance, the different types of tests, and how they are conducted. 

Penetration testing is a critical aspect of cybersecurity, where specialized companies assess IT infrastructure security by simulating cyberattacks.

The ability to offer comprehensive security solutions, cutting-edge methodologies, and expertise sets apart the best penetration testing companies. These companies typically provide services tailored to identify and exploit vulnerabilities in various IT systems, including network penetration, application security, and social engineering tests.

Table of Contents

What Is Penetration Testing?
Why Is a Penetration Test Deemed Important?
Types of Penetration Testing
Best Pentesting Companies: Our Top Picks
Best Penetration Testing Companies: Key Features and Services
8 Benefits You can Obtain with Regular Penetration Testing 
12 Best Penetration Testing Companies 2024
1. ThreatSpike Labs
2. Breachlock
3 . Detectify
4. Intruder
5. Pentera
6. Astra Security
7. Underdefense
8. Cobalt
9. SecureWorks
10. Hexway

What Is Penetration Testing?

The term “penetration testing” refers to checking the security of an application or network by exploiting known vulnerabilities.

These security flaws might be found in various places, such as system configuration settings, authentication methods, and even end-user risky behaviors.

Apart from assessing security, pentesting is also used to evaluate the effectiveness of defensive systems and security tactics.

The cyber security situation is shifting at a breakneck speed. New vulnerabilities are discovered and exploited constantly, and some are publicly recognized, and others are not.

Being aware is the most excellent defense you can have. A penetration test uncovers security flaws in your system that might lead to data theft and denial of service.

Why is penetration testing important?

Because organizations must be able to identify and repair vulnerabilities before attackers exploit them, penetration testing is essential.

As a result, businesses may reduce the chance of data breaches, malware infections, and other cybersecurity problems.

Penetration testing is also important because it helps businesses to ensure that their security controls are effective. Businesses may examine their settings to see whether they need to be updated or replaced.

Types of Penetration Testing

Many tests can be performed, but most pentesters will focus on three main areas: network security, application security, and control testing.

In this type of test, the pentester tries to gain access to the target system’s network by bypassing security controls such as firewalls and intrusion detection systems.

They will also look for weaknesses in protocols that could be exploited to gain a foothold on the network.

This type of test focuses on the security of applications running on the system. The pentester will try to find vulnerabilities allowing them to execute malicious code or access sensitive data.

They will also look for weaknesses in authentication and authorization controls that could be exploited to gain access to restricted areas of the application.

This type of test is designed to assess the effectiveness of security controls such as policies, procedures, and technical safeguards. The pentester will try to bypass or circumvent these controls to see if they work as intended.

The penetration testing procedure is as follows:

The first step in any penetration test is to collect information about the target system. Public sources such as a company’s website, social media sites, and search engines can be used to get this information.

Once the tester understands the system’s architecture and components, they will look for potential vulnerabilities.

The next stage is to utilize any discovered vulnerabilities. It may be accomplished manually or by using automated tools.

If the tester can gain access to sensitive data or execute malicious code, they will attempt to escalate their privileges to gain more control over the system.

Finally, the tester will document and present their findings to the client. They’ll advise on how to fix any problems that were discovered, as well as provide recommendations for further mitigation.

How to Choose the Best Penetration Testing Companies?

When selecting the best penetration testing services, it’s important to carefully evaluate various factors to ensure the service provider meets your unique security requirements and goals. Here are some tips to assist you in making a well-informed decision:

Recognize Your Security Requirements: Gain a clear understanding of the specific aspects of your IT infrastructure that require testing. Possible focus areas could be network security, web applications, mobile applications, or wireless networks. Understanding your requirements will enable you to choose a company specializing in those areas.

Experience and Expertise: Seek out companies with a strong track record and extensive background in penetration testing. Look at their case studies, client testimonials, and industry reputation. The team’s expertise, demonstrated through certifications like OSCP, CEH, or CISSP, is also crucial.

Methodology and Tools: I would like to know more about the methodologies and tools employed for penetration testing. Top-tier companies often adhere to established frameworks such as OWASP for web application security and employ a blend of automated tools and manual testing methods.

Customization and Scope of Services: The company should be able to customize its services to meet your specific requirements. Ensure they have the expertise to conduct the specific types of penetration tests you need, such as black box, white box, or grey box testing.

Ensuring legal and ethical compliance: The company needs to adhere to cyber security guidelines and operate within legal boundaries. It would be ideal if they were open to signing a non-disclosure agreement (NDA) to ensure the safety of your data.

Thorough Reporting and Support: After conducting the tests, the best penetration testing services should offer a detailed report that outlines the identified vulnerabilities, their level of severity, and suggestions for resolving them. Find out if they assist in addressing these vulnerabilities.

Communication and Project Management: The success of any endeavor relies heavily on effective communication and project management. The company needs to provide regular updates during the testing process and promptly address any questions or concerns you may have.

Cost and Value: Considering cost is important, but it shouldn’t be the only factor to consider. Take into account the company’s expertise, service quality, and the potential cost savings that come from preventing security breaches.

Client References and Reviews: To assess client satisfaction and the company’s track record, it is advisable to request client references or conduct online research to read reviews and testimonials.

Ongoing Engagement and Support: Selecting a company that provides ongoing support even after the testing phase is important. This includes retesting after vulnerabilities have been addressed and offering valuable security advice and updates.

Best Pentesting Companies: Our Top Picks

Best Penetration Testing Companies: Key Features and Services

Top Penetration Testing Companies Key Features Services
1. ThreatSpike Labs Forensics Data Loss Prevention
Web Filtering
Asset Inventory
Data Leakage Protection
Network Firewall
Network Security Monitoring
Threat Detection
Incident Response
Vulnerability Management
Compliance Reporting
2. Breachlock AI-Enhanced Testing
Full-Stack Coverage
Customized Testing Scenarios
Manual Expert Analysis
Continuous Reporting and Support
Web Application Penetration Testing
Network Penetration Testing
Cloud Security
Compliance-Based Penetration Testing
Mobile Application Penetration Testing
3. Detectify Surface Monitoring
Application Scanning
Attack Surface Coverage
Continuous Monitoring
Payload-Based Testing
Penetration Testing
Scanning for Vulnerabilities
Crowdsourced Security Testing
Research-Driven Approach
Educational Resources
4. Intruder Vulnerability Scanner
Continuous Network Scanning
Customer Support
Automated Scans
Web App/API Vulnerability Detection
Management of Vulnerabilities
Penetration Testing
Perimeter server scanning
Cloud Security
Network Security
5.Pentera Automated Penetration Testing
Continuous Security Validation
Detailed Reporting
Compliance Assurance
Red Teaming Exercises
Phishing Simulations
Network Penetration Testing
Web Application Testing
Vulnerability Assessment
6. Astra Security Firewall Protection
Malware Scanning
Vulnerability Patching
CMS Integration
Compliance Assurance
Penetration Testing
Vulnerability Assessment
Security Audits
IT Risk Assessments,
Security Consulting Website Protection
Compliance Reporting.
7. Underdefense Advanced Threat Simulation
Real-time Reporting and Analytics
Expert-Led Engagements
Regulatory Compliance Checks
Post-Test Support and Remediation Guidance
Application Penetration Testing
Infrastructure Penetration Testing
IoT Security Testing
Wireless Network Testing
Red Team Operations
8. Cobalt Proof-Based Scanning
Full HTML5 Support
Web Services Scanning
Built-in Tools
SDLC Integration
Integration with JIRA and GitHub
OWASP Top 10
Compliance report templates
Customer Reports API
Personalized security reports vulnerabilities & Advanced functionality
9.SecureWorks Advanced Threat Intelligence
Managed Security Services
Incident Response and Forensics
Security Consulting
Vulnerability Management
Cloud Security
Endpoint Security
Pen Testing Services
Application Security Testing
Advance Threat/Malware detection
preventing Retention
Compliance Reporting
10. Hexway Multi-Platform Support
Post-Testing Support and Consultation
Global Compliance Assurance
Customizable Testing Solutions
Real-Time Vulnerability Dashboard
Web Application Penetration Testing
API Security Testing
Social Engineering and Phishing Simulations
Physical Security Testing
Cloud Security Testing
Table covering 10 Penetration Testing Companies & Key Features

8 Benefits You Can Obtain with Regular Penetration Testing 

  1. Finding vulnerabilities quickly and easily.
  2. It is less likely that cyberattacks and data breaches will happen.
  3. Better protection against threats.
  4. Have more faith in the safety of your processes.
  5. Proof that the company is following the rules set by regulators.
  6. Better finding of events and responding to them.
  7. Security operations are now more efficient and successful.
  8. More information about the pros and cons of your security settings.

12 Best Penetration Testing Companies 2024

  1. ThreatSpike Labs
  2. Breachlock
  3. Detectify
  4. Intruder
  5. Pentera
  6. Astra Security
  7. Underdefense
  8. Cobalt
  9. SecureWorks
  10. Hexway

As the world shifts its focus to digital transformation, ensuring that your systems and data are secure has become more important than ever. One of the finest methods to do this is penetration testing.

But there are so many pentesting firms available that deciding which is appropriate for you might be difficult. So, here is a detailed view of the top 10 penetration testing companies that can make your digital experience better than ever.

1. ThreatSpike Labs

Penetration Testing Company

Location & Year: London, England, United Kingdom, 2011

ThreatSpike offers the first-of-its-kind, all-year-round subscription service for penetration testing. This service covers the testing of web applications, on-premise infrastructure, cloud services, mobile phone applications, and IoT devices.

An expert team of testers delivers the service using both commercially available and custom-built tools, as well as manual analysis.

As part of this service, companies can run red team assessments on themselves, where the ThreatSpike team attempts to exploit vulnerabilities, socially engineer staff, bypass antiviruses, and gain physical access to buildings to compromise high-value assets.

At the end of each assessment, ThreatSpike presents the output as a comprehensive report with recommended improvements. ThreatSpike’s all-year-round service costs the same as a typical one-off penetration test.


  • Advanced algorithms and machine learning models are used to study and find risks and vulnerabilities in the system as they happen.
  • They look for and study errors in software, systems, and networks to determine which patches and other security measures to use first.
  • Adding more security to keep data, apps, and tools in the cloud safe.
What is Good ? What Could Be Better ?
Offers a managed service with unlimited testing for a fixed price. While generally affordable, fixed pricing may not suit all organizations’ budgets.
Provides 24/7 monitoring of networks for various threats, enhancing security. Initial setup for full coverage can be complex and resource-intensive.
Includes tests like Red Team exercises, web app testing, API testing, and more. Relying on one provider for extensive security needs might limit flexibility.
Offers fixed pricing which can be more cost-effective than traditional pentesting.

ThreatSpike Labs – Demo/Trial

2. Breachlock

Penetration Testing service

Location & Year: New York, 2019

Breachlock is a comprehensive cybersecurity service provider that specializes in penetration testing and other security solutions.

It leverages a hybrid approach, combining automated tools with human intelligence to deliver thorough and effective security assessments.

Breachlock’s services include full-scope penetration testing for web applications, networks, and cloud environments, designed to identify vulnerabilities that automated scans might miss.

The company offers a client-centric portal for real-time vulnerability insights and remediation tracking.

Breachlock is distinguished by its emphasis on integrating the latest security research and techniques to provide actionable insights and enhance clients’ security posture against evolving cyber threats.


  • For comprehensive vulnerability identification, use a hybrid technique that combines expert manual testing with automated scanning.
  • Provides quick access to security status information with real-time monitoring and reporting via a dynamic client dashboard.
  • Offers specialised penetration testing services based on the unique requirements and security setups of every customer.
  • Emulates authentic cyberattacks to evaluate the efficacy of security protocols and pinpoint possible vulnerabilities.
  • Assures adherence to industry-specific guidelines and legal regulations, assisting businesses in fulfilling their compliance duties.
  • Offers thorough vulnerability assessments and practical remedial advice to clients so they may successfully protect their environments after evaluation.
What is good? What could be better?
1. Fast and scalable penetration testing 1. Automated testing may produce false positives
2. Uses both AI and human expertise for PTaaS 2. High reliance on technology may miss nuanced threats
3. Comprehensive testing coverage 4. Requires high level of skill to operate tools
5. Provides outcome-based testing solutions

Breachlock – Demo/trial

3 .Detectify

Penetration Testing Companies

Location & Year:  Stockholm, Stockholms Lan, 2013.

Providing automated penetration testing services, Detectify is an effective method to stay on top of threats. This implies you’ll receive immediate notifications about vulnerabilities and have time to repair them before they’re exploited.

Detectify is a cloud-based service that allows you to scan your web applications and APIs in the cloud, as well as execute tests on your web services manually or automatically.

Detectify is a cloud-based application testing platform that offers the fastest, most efficient service possible. The interface is easy to use and understand, making it suitable for anyone with modest computer skills.

Detectify support integrations with third-party integrations with tools like Splunk, Jira, Slack, Trello, Webhooks, etc.


  • It can look for vulnerabilities in web apps, APIs, and other internet services and let you know about them.
  • A well-known list of the ten worst security risks in web apps is the OWASP Top Ten. Detectify might try to find problems with these sites.
  • You can stop inaccurate outcomes with Detectify. This way, the mistakes that are found are real and can be fixed.
What is Good ? What Could Be Better ?
Covers a wide range of vulnerabilities, including OWASP and others. May generate false positives, requiring manual verification.
Continuously updates its database with the latest vulnerabilities and exploits. Initial setup and configuration can be complex for users without technical expertise.
Integrates easily with various CI/CD tools and workflows. Limited to Web Applications support
Offers an intuitive and easy-to-navigate interface.

Detectify – Demo/Trial

4. Intruder

Penetration Testing Companies

Location & Year: England, 2017

The Intruder is a proactive vulnerability scanner that aids you in finding and repairing critical vulnerabilities before they are exploited. You’ll be better informed about your security risks with Intruder, allowing you to prioritize and manage your overall security strategy.

The intruder is a flexible security solution that can accommodate your company’s needs, no matter how big or little they are.

The tool is rich with its basic functionality, it helps to identify vulnerabilities, a misconfigurations in servers, clouds, websites, and apps.

It is a SaaS product that helps to integrate with Microsoft Teams, Zapier, and cloud integrations such as WS, Azure and Google Cloud, Slack, and Jira.


  • The OWASP Top Ten are the ten biggest threats to web application security. An attacker might try to find vulnerabilities in these ten lists.
  • That person who broke in might be watching you constantly to find new security vulnerabilities and risks.
  • Someone who wants to harm could find and report vulnerabilities like SQL injection, cross-site scripting (XSS), remote code execution, and more.
What is Good ? What Could Be Better ?
Provides thorough penetration testing to identify vulnerabilities. Services can be expensive, especially for small businesses.
Employs experienced and certified security experts. The testing process can be lengthy, affecting business operations.
Offers in-depth reports with actionable insights and recommendations. Subscription-Based Model

Intruder – Demo/Trial

5. Pentera

Penetration Testing service providers

Location & Year: Petah Tikva, Israel , 2015

Pentera, formerly known as Pcysys, is a leading cybersecurity firm founded in 2015.

It specializes in automated security validation, providing organizations with the ability to continuously and autonomously test their cyber defenses.

Pentera’s platform simulates authentic cyber attacks using real-world techniques to identify vulnerabilities in networks, applications, and cloud infrastructures.

This approach helps organizations prioritize and remediate security weaknesses effectively.

Headquartered in Israel, Pentera operates globally, helping businesses enhance their security posture against evolving threats and maintain compliance with industry regulations. The company’s innovative solutions are designed to offer thorough security assessments, reducing the risk of breaches.


  • specializes on automated security validation; it simulates real-world cyberattacks on networks, apps, and infrastructures by applying AI-driven approaches.
  • Reduces the resource strain on security teams by providing autonomous, continuous penetration testing that can function without human involvement.
  • Offers thorough reporting with practical insights that rank vulnerabilities according to their susceptibility to exploits and possible effect.
  • Comprehensive coverage and security validation are ensured by supporting a variety of contexts, such as cloud, on-premise, and hybrid systems.
  • Helps firms comply with standards like GDPR, PCI DSS, and HIPAA by facilitating regulatory compliance inspections.
  • It is appropriate for businesses of all sizes since it uses a scalable platform that can adjust to the size and complexity of any organization.
What is good? What could be better?
Automates continuous vulnerability assessment General dashboards need more specific details
Provides actionable remediation steps Compatibility issues with some virtual environments
User-friendly interface and easy to implement Reports of occasional false positives and errors in results
Demonstrates a comprehensive attack path, aiding in better security planning

Pentera – Demo/trial

6. Astra Security

Penetration Testing Companies

Location & Year:  Delaware City, Delaware, United States, 2017.

Astra Security is the top penetration testing company and has clients all around the world. They are experts in penetration testing, Vulnerability Assessments, security audits, IT risk assessments, and security consulting.

Astra’s pentest platform is simple to link with your CI/CD pipeline. You may have the scanner perform vulnerability checks automatically every time a new code is submitted.

It ensures that you don’t deploy insecure applications. The main goal of the pentest reports is their actionable content, which includes video PoCs. These reports guarantee that security concerns are resolved as soon as possible.

Both developers and executives may use the report to understand, analyze, and respond to it. Nowadays, API hacks are the biggest concern. The API Pentest platform helps to fix vulnerabilities in your APIs.

For WordPress, Astra offers a go-to security suite that protects SQLi, XSS, SEO Spam, comment spam, brute force, & 100+ threats.


  • It comes with a filter that helps keep bad traffic from getting to your website most of the time.
  • There’s a chance that the app will have features that will regularly search your website for dangerous code or files.
  • You could use two-factor security to make logging in to Astra Security even safer.
What is Good ? What Could Be Better ?
Offers extensive testing services across various platforms, ensuring thorough security checks. Can be expensive compared to some competitors.
Experienced security professionals with deep knowledge in cybersecurity. Limited options for fully tailored testing packages.
Offers continuous monitoring to keep systems secure over time. 

Astra SecurityDemo/Trial

7. Underdefense


Location & Year: New York, 2017.

Underdefense is a cybersecurity consultancy known for its expert penetration testing services.

The company specializes in identifying and mitigating vulnerabilities across various domains including network infrastructure, applications, and cloud environments.

Underdefense’s approach combines manual and automated testing techniques to simulate real-world attacks, ensuring that they uncover as many security issues as possible before they can be exploited maliciously.

Their services extend to social engineering tests, red team operations, and compliance assessments, tailored to the specific security needs of each client.

Additionally, Underdefense is committed to cybersecurity education, offering training and workshops that empower organizations to develop robust defensive strategies.

This holistic approach to cybersecurity helps clients enhance their security posture and resilience against evolving cyber threats.


  • Offers thorough reporting and immediate feedback via an interactive customer interface.
  • Customizes penetration testing services to each client’s unique demands and environment to provide relevant and efficient services.
  • Simulates real-world threats and tests system resistance using sophisticated threat simulation methodologies.
  • Provides extensive testing services, such as physical, network, and application security evaluations.
  • Offers proactive cybersecurity training programs and post-assessment remediation help to support continuous security enhancements.
What is good? What could be better?
1.Provides 24/7 monitoring against threats, ensuring continuous security. 1. Services can be relatively expensive
2. Clients include high-profile names, indicating trust and reliability. 2. Limited to midmarket and enterprise clients, potentially excluding smaller businesses.
3. Offers a broad range of certifications and credentials among its staff.

Underdefense – Demo/trial

8. Cobalt

Location & Year: San Francisco, California, United States, 1735 

Cobalt is a PTAAS platform combining SaaS platforms that delivers real-time insights to address vulnerabilities.The company also offers a flexible pricing model, where you can select the package as required.

Instead of gathering all the data, the platform aims to deliver the issues to developers in a way that integrates more smoothly with their development environments.

Cobalt’s innovative process lets customers and pen-testers communicate quickly to address vulnerabilities.


  • You’ll have access to professional security researchers who can test your company’s systems, apps, and hardware for vulnerabilities.
  • Set the exact targets, systems, apps, and environments that will be tested as part of the penetration test.
  • Tools for safe teamwork and communication to deal with security researchers, clarify information, and get new results.
What is Good ? What could Be Better ?
Highly skilled professionals with extensive experience in penetration testing Less accessible to smaller organizations.
Offers a wide range of testing services covering various aspects of cybersecurity There are few free educational resources or tools are available for clients
Ensures that tests meet relevant industry standards and regulations.

Cobalt – Demo/Trial

9. SecureWorks

Location & Year: Atlanta, Georgia, United States, 1999

Secureworks is one of the leading Penetration Testing Companies that provides information assets, network, and system security solutions and services.

They provide services such as penetration testing, application security testing, malware detection, risk assessments, and other similar services.

Cybersecurity solutions from the firm are capable of handling approximately 250 trillion cyber operations, which aid in threat detection and mitigation.

The tool uses behavioral analytics to detect unknown threats, including file-less malware, reducing futile responses. Additionally, the threat engagement manager provides periodic reviews and reports, improving security measures across the organization.


  • SecureWorks keeps an eye on security risks and acts in real-time to stop them.
  • After a security event, SecureWorks can help businesses limit, get rid of, and recover from the damage.
  • Fake news and hacking are less likely to happen if you teach your staff how to keep your computer safe.
What is Good ? What Could Be Better ?
Utilizes the latest tools and methodologies. Services may not be fully tailored to specific needs.
Well-regarded in the cybersecurity industry. Reports can be complex for non-technical stakeholders.
Provides thorough and actionable reports.

Secureworks – Demo/Trial

10. Hexway


Location & Year: New York, USA, 2010.

Hexway is a cybersecurity company specializing in innovative penetration testing solutions, particularly for its flagship product, Hive.

Founded to streamline and enhance security testing, Hexway provides tools and platforms that enable security teams to conduct thorough and efficient assessments of their networks and applications.

Their offerings include automated security audits, vulnerability assessments, and advanced penetration testing services that mimic real-world attacks.

Hexway’s products are particularly favored for their user-friendly interfaces and the ability to facilitate collaborative security testing among teams.

The company also emphasizes research and development, continually updating its methodologies to incorporate the latest security threats and mitigation strategies.

This proactive approach ensures that Hexway’s clients are well-equipped to defend against the constantly evolving landscape of cyber threats.


  • Emphasizes collaborative penetration testing using Hive and other tools that improve team-based security assessments.
  • Offers sophisticated penetration testing and automated security audits to find and rank vulnerabilities efficiently.
  • Provides intuitive user interfaces that streamline the security test execution and evaluation process.
  • Updates testing procedures to reflect the most recent security research and threat intelligence in order to handle newly discovered vulnerabilities.
  • Facilitates integration with current security settings and technologies, improving security operations’ overall efficacy.
  • Provides thorough reporting and practical insights to enable prompt and efficient resolution of detected security vulnerabilities.
What is good? What Could Be Better ?
Hexway provides a range of applications and supports Penetration Testing as a Service (PTaaS) Services can be expensive for small businesses.
Provides detailed and actionable reports post-assessment. Testing process can be time-consuming and resource-heavy.
Provides services that are specifically suited to the demands of the client.

Hexway – Demo/trial


Penetration testing is an indispensable aspect of the system and data security. By selecting a reputable and experienced provider, you can be sure that your systems are secure and that any vulnerabilities are found and fixed before they can be exploited.

As the world progresses, more businesses are going online, increasing vulnerability to cyber-attacks. To protect your assets and data, it is essential to invest in a reliable pentesting company that offers a comprehensive range of services.

Because there are so many alternatives, discovering the best one is worth the effort.

The post Top 10 Best Penetration Testing Companies & Services in 2024 appeared first on GBHackers on Security | #1 Globally Trusted Cyber Security News Platform.

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Author: Cyber Writes