Trending October 2023 # 8 Best Penetration Testing Companies (2023) # Suggested November 2023 # Top 12 Popular |

Trending October 2023 # 8 Best Penetration Testing Companies (2023) # Suggested November 2023 # Top 12 Popular

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A penetration test helps you find critical security vulnerabilities that hackers could use to hack, steal data, or inject malicious code into your systems. It’s essential to perform a proper pen test on your applications on all levels to mitigate any vulnerabilities in your system.

It also helps you to perform vulnerability tests on software, servers, networks, and machines. These pen tests uncover critical vulnerabilities and security issues. They help fix all these vulnerabilities and ensure your apps and services’ proper safety and security.

We have a list of top penetration testing companies to choose from. They will help you find and fix software and networking security vulnerabilities.

Best Pen Test Service Providers

Best for Fast Penetration Testing Services across Full-Stack Systems

BreachLock is a full-stack Penetration Testing Services Provider, offering an on-demand, comprehensive Pen Testing as a Service (PTaaS) to help you identify security risks and meet compliance requirements.


Human-Validated AI Penetration Testing Services

Pen Testing as a Service (PTaaS) for continuous penetration testing and on-demand pen testing services

Complimentary Vulnerability Assessment

Secure Cloud Platform

Vulnerability Scanning

RATA and DAST Technology

Manual, Automated, and Hybrid penetration testing methodologies mapped to NIST CSF and OWASP Frameworks

Comprehensive, Compliant-ready Pentest Reports, Free of false positives, conducted in ½ the time at ½ the price of alternatives

Secure Cloud Platform Engineered for Advanced Penetration Testing and Vulnerability Management

Integrations: Jira, Slack, Trello

Clients: Conteneo, Fond, BrainFights, DeskYogi, SpotHero, DNV-GL, Viking, Netlink, Foley, Kingsgate Logistics, Commerce West Bank

Services: Pen Testing as a Service (PTaaS), Application Penetration Testing, Network Penetration Testing, API Penetration Testing, Mobile Penetration Testing and many others,

👍 Pros 👎 Cons

Start a new pen test in 1 business day, in ½ the time at ½ the cost of alternative pen testing companies. Does not offer on-location pen testing.

Affordable full stack penetration testing services to comprehensively test systems for security and compliance at scale, including pentest reports for audit-readiness and attestation.

1-Year of access to the BreachLock Client Portal with customer support, free web rescanning and monthly reports to validate security and remediate critical updates.

Key Specs:

Vulnerability Scanners: Yes

Best for Tailored and Secure Penetration Testing

ScienceSoft’s clients describe the team as very attentive to detail, professional, and always willing to share their cybersecurity knowledge. As an ISO 9001- and ISO 27001-certified vendor, ScienceSoft is able to guarantee high-quality services and full security of its customers’ data.


Services: Vulnerability Assessment, OSINT, Security Code Review, Penetration Testing, DoS Testing, Social Engineering Testing, Red Teaming, Compliance Testing.

Testing targets: Networks, databases, web/mobile/desktop applications, cloud apps and infrastructure, employees’ security awareness.

Preventing: malware dissemination, DoS/DDoS attacks, ransomware, password cracking, code injections, man-in-the-middle attacks, phishing, identity theft, unauthorized access, compliance breaches, and other threats.

Why is it best for tailored and secure penetration testing?

👍 Pros 👎 Cons

Detailed, to-the-point reports with actionable remediation guidance. Real-time monitoring of the test status is on the vendor’s side. (there’s a dedicated project manager who keeps the customer informed on the project progress).

On-demand vulnerability remediation aid by senior security engineers and developers.

Assistance in achieving and proving compliance with common security standards and regulations, including HIPAA, PCI DSS, GLBA, GDPR, ISO 27001, SOX, NIST, SOC 2, NYDFS.

Key Specs:

Clients: Robert Half, RBC Royal Bank, Carrefour, Tieto, NASA JPL, M&T Bank, eBay, Nestle, Deloitte, Walmart, Viber, and more.

Best for results and cost-effectiveness

ThreatSpike offers the first managed service for penetration testing that delivers year round, unlimited testing for an affordable, fixed price. Their expert team of offensive security testers use a combination of automated tools and manual analysis to review and identify vulnerabilities in web applications, on-premise infrastructure, cloud services, mobile phone applications and IoT devices.

ThreatSpike’s managed service also includes red team assessments, where their team attempts to socially engineer users to gain access to their accounts and corporate devices, from which they attempt to elevate privileges and move laterally to high value assets. Their team can also attempt to gain physical access to offices and data centers to test their security controls.


Unlimited penetration tests and red team exercises

Internal and external infrastructure testing

OWASP aligned web application testing

Mobile application, IoT device and cloud service testing

Engagements led by certified specialists

Detailed finding reports

Manual and automated testing

ISO 27001, SOC 2, PCI-DSS and Cyber Essentials aligned tests

Vulnerability scanning

Physical on-site testing

Monthly account meetings

Why it is best for results and cost-effectiveness?

ThreatSpike’s managed penetration testing service is competitively priced and offers year-round testing for the same amount that most testing firms would typically charge for a one-off assessment. The red team assessments generate incredible output and go far beyond the testing which has been available to most companies.

👍 Pros 👎 Cons

Provides year round testing rather than just a point in time A relatively new offering in the market

Competitively priced, especially for large organizations

Red team assessments provide visibility into company wide security gaps, including user awareness issues

Best for fast and accurate results

Intruder is a cyber security company that helps over 2500 organizations reduce their attack surface by providing continuous vulnerability scanning and penetration testing services. Intruder’s powerful scanner is designed to promptly identify high-impact flaws and changes in the attack surface.

When new vulnerabilities are discovered, Intruder proactively scans your systems and automatically alerts you, saving you time to focus on what truly matters. Its intuitive platform makes vulnerability management and security testing effortless for companies of all sizes.

Their hybrid penetration testing services help to close the gap between automated scanning and point-in-time penetration testing by augmenting your team with skilled penetration testers who will identify critical vulnerabilities faster.

Intruder’s high-quality reports are perfect to pass onto prospective customers or comply with security regulations, such as ISO 27001 and SOC 2. You can try Intruder’s automated vulnerability scanner free for 14 days.


Automated as well as manual checks, including continuous penetration testing services

Reviews across your publicly and privately accessible servers, cloud systems, and endpoint devices

Comprehensive web application tests, including checks for single page applications (SPAs) & OWASP top 10

Integrations with major cloud providers (AWS, Azure, GCP), and multiple developer tools (Jira, GitHub, Zapier, …)

Network scans and network view to easily search for open ports and services & identify technologies that an attacker can access

Best for Reports with Zero False Positives

Astra pentest is a world-class penetration testing provider that is equipped with a comprehensive, constantly evolving vulnerability scanner. Their pentesting and vulnerability scanning services can be availed for testing your web and mobile applications, cloud platform, networks, and APIs

The platform offers scans behind logins, a crucial feature for SaaS applications. Along with a vulnerability scanner that emulates hacker behavior, Astra also comes with vulnerability management capabilities.


3500+ security tests by intelligent vulnerability scanner that emulates hacker behavior

OWASP Top 10 and SANS 25 Testing

In-depth Pentest by security experts

Vetted scans to ensure zero false positives

Follows NIST and OWASP Testing Methodologies

Managed automated and manual pentesting

Engineer and developer-friendly dashboard.

Contextual bug fixes collaboration between your developers and security team.

Security test cases that help with SOC2, GDPR, HIPAA, PCI-DSS, and ISO 27001 compliance.

Publicly verifiable Pentest Certificate after every successful pentest.

👍 Pros 👎 Cons

Follows NIST and OWASP methodologies for penetration testing. Does not offer on-location pen testing

Large vulnerability database based on known CVEs, new intel, bug bounty reports, and previous pentests.

CI/CD integrations are possible with Slack, Jira, GitHub, GitLab, and more.

Key Specs:

Vulnerability Scanners: Yes

Best Full-Service Manual Penetration Company

Raxis, a boutique pentesting firm that uses 100% U.S. citizens based in the United States, is recognized for both their PTaaS (Penetration Testing as a Service) and traditional penetration testing services that can be customized to fit the needs of small local companies all the way to large corporations.

Raxis is best known for qualified testers who use the proprietary Raxis One web application to communicate with their customers throughout each engagement. Excellent reporting both in PDF format and within Raxis One are also provided with their engagements. Raxis includes retesting with their traditional penetration tests, and their PTaaS models provide continuous network testing and on-demand application testing throughout the year.


Powered by Raxis One, a secure web interface for all Raxis services

Network testing: Internal, External, Wireless, IoT, SCADA

Application testing: Web, Mobile, Thick Clients, API

Customized Red Team testing

Fully capable of working with cloud providers and content delivery networks such as Amazon AWS, Microsoft Azure, Google Cloud, Cloudflare, Akamai, hybrid cloud, and SaaS solutions

Predictable timeline for the assessment

Exploitation, pivoting to other in-scope systems, and data exfiltration in scope

Executive debrief conference provided, if desired

Remote internal & wireless network access option available via Raxis Transporter

Optional re-test to validate remediation

May be combined with Social Engineering for a customized solution

Annual PTaaS available for all traditional testing services. All PTaaS services utilize human testers from the same team that performs traditional penetration tests.

All Raxis tests are based on the MITRE ATT&CK penetration testing framework

Meets or exceeds requirements for NIST 800-53, NIST 800-171/CMMC, PCI, HIPAA, GLBA, ISO 27001, and SOX compliance

Available as a one-time service, multi-year agreement, or continuous monitoring

Key Specs:

Human Testers: Yes

Best for Scanning for all vulnerabilities of your application quickly

Acunetix provides fast and accurate security services that scan and uncover vulnerabilities. They help rectify misconfigurations and put in place improvements in various areas. You can also test Single Page Applications, HTML and JS websites, complex URLs, multi-level forms, and more. Acunetix also checks SQL injections, database exposures, XSS, server misconfigurations, etc.

Their penetration tests, vulnerability scans, and security assessments give extensive insights to developers. These insights help developers swiftly resolve security issues. It integrates well with Issue Trackers and WAFs and is available on Windows, Linux, and the Web.


Supports on-premise or cloud deployments

Excellent API to build your integrations

Provides automated vulnerability scan as well as in-depth manual penetration tests

Integrations: Centraleyezer, CyberArk Workforce Identity, Dradis, GitHub, Imperva CDN, Imperva DDoS Protection, etc.

Services: Penetration Testing, Vulnerability Assessment, Compliance Reporting Functionality, Web security, etc.

Clients: AVG, American Express, Cognizant, AWS, US Air Force, etc.

Network Security: Yes

Why is it best to scan for all exposures of your application?

👍 Pros 👎 Cons

Provides training and documentation for putting in place the best cyber security solutions. Doesn’t allow making changes to your plan or the number of applications permitted after purchase.

Helps identify the majority of vulnerabilities and cut false positives

Scans every single page built on JavaScript, HTML, or RESTful API

Key Specs:

Vulnerability Scanners: Yes

Best for Fortifying apps and websites

Invicti provides a fast and reliable application security testing service. They provide pen testing services for a wide range of software. You will also get a data-rich analysis of your security presented in an easy-to-understand representation.

Invicti is one of the top penetration testing companies supporting the scanning of apps built with NET and PHP.. Their proof-based scanning checks automatically verify vulnerabilities and suggest steps required to correct them.


Defends Cross-site Scripting and SQL injections in Web Applications and APIs

Allows creating custom scans for some specific area to do an in-depth scan of that region.

They also allow for scanning password-protected areas of web applications through necessary credentials

Integrations: GitHub, Slack, Jira, Microsoft Teams, okta, etc.

Services: Penetration Testing, Website Security Scanning, Web Vulnerability Scanning, etc.

Clients: Verizon, Cisco, NASA, NFL, Ford, etc.

Network Security: Yes

Why is it best for fortifying apps and websites?

Invicti enables enterprises with complex apps to automate their web security easily by providing security teams with in-depth scanning capabilities.

👍 Pros 👎 Cons

Available locally on Windows and as an online service Initial configuration and setup could be time consuming

Allows automating security tasks and routine checks easily

Integrates effectively with development tools and workflows, guaranteeing optimal security.

Key Specs:

Vulnerability Scanners: Yes

Best for Safely testing all cybersecurity layers

Pentera helps businesses perform security testing using vulnerability scanners to check security issues. Its independent validation lets you check your security readiness at any given instant. You may maintain maximum resilience and reduce your cyber exposure by doing daily, weekly, and monthly security checks on various parts of your apps and services. They help mitigate all risks by creating a risk-based remediation roadmap.

You can gather information about the latest tactics and methodologies used by hackers, which can be used to test your systems and mitigate security concerns from your apps and services. They provide security validations and hardening for your company’s in-office and remote employees.


Test for diverse real-world malware and ransomware exploits from MITRE ATT&CK methods

Allows emulating real-world offensive attacks with safe exploits

Integrations: ServiceNow, Vectra Cognito, Palo Alto Networks AutoFocus, Emerge Cyber Security, CyberArk Conjur

Services: Pentesting, Compliance, cybersecurity, Pen testing, Securing Networks, Vulnerability Assessment, Ethical Hacking, etc.

Clients: Deloitte, Exabeam, IDB Bank, Leica, Mini-Circuits, etc.

Network Security: Yes

Why is it best to safely test all cybersecurity layers?

Pentera helps augment real-world attacks and tests all security layers for you. They use automated security validation to make a repair roadmap for fixing vulnerabilities. It tests all layers of cybersecurity safely and accurately.

👍 Pros 👎 Cons

Helps focus on vulnerabilities based on actual risk and their potential impact No API key is available

Straightforward and fast tools that allow efficient testing, analyzing findings, and fixing threats.

Shows visual analysis of all “kill chains” originating from discovered vulnerabilities

Key Specs:

Vulnerability Scanners: Yes

Best for Vulnerability scanning and assessment

Nessus offers unrivaled thorough penetration tests that help identify the most crucial regions. These regions are then targeted aggressively in manual pen testing. They collaborate deeply with their active community and use many data sources.

Their penetration test identifies software flaws, missing patches, malware, and misconfigurations in systems. The company provides tools that help you to reduce the effort and time needed to manage your security. Nessus allows exporting scan data into easily understandable reports that give you a better idea of the current risk levels.


Advanced API allows creating automation and custom workflows to manage all your security needs

Provides real-time analytics, monitoring, reporting, and risk evaluation available through customizable reports

Accurate and continuous network monitoring ensures the earliest notification of any security threat

Integrations: ServiceNow, IBM Security, AWS, Google Cloud, etc.

Services: Penetration Testing, Website Security Scanning, Web Vulnerability Scanning, etc.

Clients: American Eagle, Virtustream, World Wide Technology

Network Security: Yes

Why is it best for vulnerability scanning and assessment?

Nessus uses a vastly experienced penetration testing team that includes security experts and ethical hackers who help quickly discover new vulnerabilities. They scan for all vulnerabilities for you and provide a detailed assessment.

👍 Pros 👎 Cons

Excellent plugins for scanning every vulnerability Generally, more time-consuming compared to other penetration testing services

Visually pleasing and easy to understand reports available in PDF and HTML formats

Key Specs:

Vulnerability Scanners: Yes

Best for Providing many layers of security to organizations

Defendify is one of the most popular penetration testing services for all-in-one cybersecurity solutions. They provide you with data-rich reports, alerts, recommendations, and guidance to improve your security. This penetration testing service uses some of the most well-trained ethical white hat hackers to find vulnerabilities.

You can use their incident report plans to help you take action against any security threat. They generate cybersecurity awareness through training videos and graphics. Their cybersecurity expertise ensures proper penetration testing for networks, applications, and endpoints. They also provide relevant recommendations for mitigating all discovered risks.


Stolen password scanner checks for your credentials leaked on Dark Web and reported them back to you.

Artificial Intelligence, Machine Learning, and Contextual Prioritization powered tools to scan for network and system-level vulnerabilities

Services: Cybersecurity Risk Assessments, Technology, and Data Use Policies, Penetration Testing

Network Security: Yes

Why is it best to offer many layers of security to organizations?

👍 Pros 👎 Cons

Training and awareness videos help employees better detect any security threats on their own. No API support for creating integrations

Allows training for defense against phishing scams

Improves security by implementing many securities layers

Key Specs:

Vulnerability Scanners: Yes

Best for Ensuring accurate scanning and extended security

Detectify is one of the best penetration testing companies for domain and web security services. They help you efficiently perform automated or manual web application penetration testing to find the vulnerabilities in your web applications. You get priority remediation guidance and a full report to assist you in promptly resolving the issues.

Detectify’s cloud-based penetration testing services allow for breach and attack simulation (BAS), creating the most realistic ethical hacking attempts to test your apps. They check for all vulnerabilities from OWASP top 10, CORS, Amazon S3 Bucket, and their moral hacker network to ensure your safety from all newly discovered vulnerabilities.


Helps stay protected from the latest vulnerabilities discovered by their 200 handpicked cyber security researchers

Detectify’s Deep Scan efficiently simulates real hackers and ensures accurate penetration tests

Services: Penetration Testing, Vulnerability Scanning, etc.

Clients: Spotify, Trustly, Photobox, Grammarly, Smartbear, etc.

Network Security: No

Why is it best to provide precise scanning and ample safety?

Detectify uses white hat hackers and trusted sources to map out the entire attack surface to uncover anomalies and detect the most recent business-critical vulnerabilities in no time. The ethical hacker network ensures accurate scanning.

👍 Pros 👎 Cons

Provides detailed exclusive research documents with many cyber security solutions and best practices Insufficient metrics and reports available

Scans for more than 2000 vulnerabilities for all web applications

Allows in-depth manual testing as well as continuous automated security testing

Key Specs:

Vulnerability Scanners: Yes

FAQs ❓ What is Penetration testing? 👉 What are the best penetration testing companies?

Finding the right penetration testing company isn’t easy. Here are the best penetration testing services:

🏅 What are the goals of penetration testing?

There are many reasons to use penetration testing for a business. The main goals that you execute through the best penetration testing companies are:

Find vulnerabilities and security weaknesses in applications, servers, machines, networks, etc.

Uncover areas hackers could use to get into the system, steal data, or change critical software codes

Take measures to improve security and tackle all those vulnerabilities.

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