What is owasp

Last updated: April 1, 2026

Quick Answer: OWASP (Open Web Application Security Project) is a nonprofit foundation dedicated to improving web application security through free education, tools, standards, and best practices for developers and organizations.

Key Facts

Overview of OWASP

The Open Web Application Security Project (OWASP) is a nonprofit organization founded in 2001 dedicated to finding and fighting causes of insecure software. Operating as a community-driven initiative, OWASP brings together security professionals, developers, and organizations to share knowledge and advance the state of web application security. Its mission is to make security visible so that people and organizations can make informed decisions about security risks.

The OWASP Top 10

OWASP's most well-known contribution is the Top 10 Web Application Security Risks, updated every few years to reflect emerging threats. This list includes:

OWASP Resources and Tools

OWASP provides numerous free resources including the OWASP Testing Guide, which offers methodologies for security testing; the OWASP Code Review Guide for identifying vulnerabilities in source code; and open-source security tools like ZAP (Zed Attack Proxy) for penetration testing. The WebGoat project helps developers learn about web security through hands-on exercises and real-world scenarios.

Certifications and Community

OWASP offers the Certified Secure Software Practitioner (CSSLP) and other certifications validating security expertise. The organization operates numerous local chapters where security professionals, developers, and students gather for training, workshops, and networking. Annual OWASP conferences bring together thousands of security practitioners to share knowledge and collaborate on advancing web security.

Impact on Industry Standards

OWASP principles have become foundational in the software development industry. Compliance frameworks reference OWASP standards, security audits evaluate against OWASP metrics, and development teams use OWASP guidelines to build more secure applications. The organization's open approach ensures that security knowledge remains accessible to all, regardless of organizational size or budget.

Related Questions

What is the OWASP Top 10 used for?

The OWASP Top 10 is a prioritized list of the most critical web application security risks used by developers, security professionals, and organizations to focus security efforts on the most impactful vulnerabilities.

Is OWASP only for web applications?

While OWASP primarily focuses on web application security, its principles and methodologies apply broadly to software security. The organization also covers mobile security, API security, and other application security domains.

How often is the OWASP Top 10 updated?

The OWASP Top 10 is typically updated every 3-4 years to reflect changes in threat landscape, technology adoption, and emerging vulnerabilities discovered by the security community.

Sources

  1. OWASP - Top 10 Web Application Security Risks CC-BY-SA-4.0
  2. Wikipedia - OWASP CC-BY-SA-4.0