OWASP Penetration Testing Providers
Open Worldwide Application Security Project · Published by OWASP Foundation
OWASP is the most widely adopted framework for web application security testing worldwide. The OWASP Testing Guide provides a comprehensive methodology for identifying vulnerabilities in web applications, APIs, and mobile applications through systematic testing procedures. Originally published in 2004 and continuously updated by a global community of security professionals, the OWASP framework covers every aspect of application security from authentication and session management to input validation, cryptography, and business logic testing.
The OWASP Top 10, updated periodically, defines the most critical web application security risks and serves as an industry-standard awareness document referenced by compliance frameworks including PCI DSS, SOC 2, and ISO 27001. The OWASP Application Security Verification Standard (ASVS) provides a basis for testing technical security controls, while the OWASP Mobile Application Security Verification Standard (MASVS) extends this to mobile platforms.
Penetration testing providers that follow OWASP methodology ensure comprehensive coverage of known application-level attack vectors through a structured, repeatable testing process that is transparent and well-documented.
Key Features
- —OWASP Top 10 risk categories
- —Testing Guide with 90+ test cases
- —ASVS for application verification
- —MASVS for mobile applications
- —Community-driven and freely available
Best For
- —Web application penetration testing
- —API security testing
- —Mobile application testing
- —DevSecOps integration
- —Compliance-driven testing
Providers using OWASP (75)
SECFORCE
Leading UK offensive security consultancy based in Canary Wharf, delivering CREST-accredited penetration testing and adversary simulation to organisations with the most demanding security requirements.
NCC Group
Global cybersecurity consultancy with CREST, CHECK, and CBEST accreditation, renowned for deep technical research and comprehensive penetration testing services.
Nettitude
CREST, CHECK, and CBEST accredited UK consultancy within Lloyd's Register, delivering premium penetration testing for government and critical infrastructure.
NetSPI
Leading penetration testing firm with the Resolve platform for continuous attack surface management, trusted by nine of the top ten US banks.
Pen Test Partners
The UK's largest independent security testing firm, renowned for IoT/OT research, CBEST red teaming, and CHECK/CREST-accredited penetration testing across all sectors.
PwC Cyber Security
Global Big Four professional services firm delivering CREST, CHECK, and CBEST-accredited penetration testing and red teaming services from London, serving the UK's largest enterprises and regulated organisations.
Dionach
Global enterprise cybersecurity consultancy founded in 1999 in Oxford, holding rare CREST STAR-FS accreditation and delivering penetration testing, red and purple teaming, and PCI QSA services across five international offices.
MDSec
Elite UK offensive security consultancy specialising in CBEST/STAR/TIBER red teaming, advanced adversary simulation, and CREST-accredited penetration testing for FTSE 100 clients.
Trustwave
Global managed security provider with the elite SpiderLabs penetration testing team and deep PCI DSS compliance expertise.
Secarma
Manchester-based independent cybersecurity consultancy with over 20 years of experience delivering CREST and CHECK-accredited penetration testing, red teaming, and compliance certification services.
Cyberis
CREST and CHECK-accredited UK penetration testing consultancy with CBEST approval, specialising in infrastructure, application, and simulated attack assessments across the public and private sectors.
Aristi
CHECK and CREST-accredited Birmingham-based cyber security consultancy with over 15 years of experience delivering penetration testing, red teaming, and OT security assessments for government and private sector clients.
OWASP FAQs
What is the OWASP Top 10?+
The OWASP Top 10 is a regularly updated awareness document listing the most critical web application security risks. It includes Broken Access Control, Cryptographic Failures, Injection, Insecure Design, Security Misconfiguration, Vulnerable Components, Authentication Failures, Integrity Failures, Logging Failures, and SSRF.
Is OWASP a certification?+
OWASP itself is not a certification — it is an open-source project and methodology. However, many certifications (like GWAPT and OSWE) incorporate OWASP testing techniques, and compliance frameworks reference OWASP as a testing standard.
How often is the OWASP Top 10 updated?+
The OWASP Top 10 is typically updated every 3-4 years based on data analysis of real-world vulnerabilities. The most recent version was published in 2021, with updates expected based on evolving threat data.