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Penetration Testing Companies

Explore the top penetration testing companies on FirmsDirectory, featuring cybersecurity firms specializing in authorized security testing, vulnerability discovery, and simulated cyberattack assessments. Discover companies offering web application penetration testing, network security testing, mobile application assessments, cloud penetration testing, and red team exercises. FirmsDirectory helps businesses discover and compare penetration testing companies based on their security testing expertise, assessment services, company profiles, and popularity, making it easier to find professional ethical hacking and penetration testing providers.

AttackIQ develops security validation technology that emulates adversary behavior to test how an organization’s security controls perform. Its platform materials describe breach…

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BreachLock provides penetration testing and offensive security services through a platform that combines expert-led assessments with automation. Its published services cover web…

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Bugcrowd provides crowdsourced cybersecurity services, including penetration testing as a service and vulnerability disclosure programs. Its PTaaS materials describe scoped testing conducted…

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Cobalt provides penetration testing services through a platform-based model. Its published portfolio includes testing for web and mobile applications, APIs, networks, cloud…

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Cure53 is an independent security assessment firm focused on penetration testing and security reviews for software and online services. Its website publishes…

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Cymulate develops a security exposure validation platform for organizations that want to test how their defenses respond to simulated threats. Its materials…

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HackerOne provides security testing and vulnerability management services that connect organizations with security researchers. Its H1 Pentest offering is described as penetration…

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IOActive provides specialist cybersecurity services, including penetration testing, red-team exercises, application code assessments and security advisory work. Its materials describe testing across…

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Netragard provides penetration testing, red-team services and information security advisory work. Its official materials describe testing informed by vulnerability research and exploit…

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NetSPI provides offensive security testing and vulnerability assessment services, including penetration testing as a service, attack surface management and breach simulation. Its…

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Onapsis develops cybersecurity products focused on enterprise resource planning systems, particularly SAP environments. Its platform materials describe capabilities for identifying vulnerabilities and…

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Pentera develops an automated security validation platform that emulates attacker techniques to help organizations test their security posture. Its official materials describe…

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Picus Security develops a breach and attack simulation platform for evaluating the effectiveness of security controls. Its materials describe safe, repeatable emulation…

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Praetorian provides offensive security testing and cybersecurity services, including application, cloud, network, automotive and IoT penetration testing. Its published professional services also…

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Redscan, a Kroll business, provides cybersecurity consulting and managed security services. Its published service portfolio includes penetration testing, red-team assessments, virtual CISO…

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