Most certifications test what you memorized. OffSec tests what you can do.

Cybersecurity skills that matter: Train in live labs. Hack purpose-built environments. Level up where it matters. From individual contributors to global teams, OffSec powers cybersecurity training at scale.

OffSec's Learning Library includes 14 certifications, 125+ learning paths, 750+ labs, and 7,500+ hrs content. Subscriptions provide flexible access to OffSec cybersecurity courses, labs, and content in one subscription; certifications are industry-respected certifications that prove real-world security skills and accelerate your cybersecurity career; learning paths are guided learning paths that build practical skills, from cybersecurity fundamentals to advanced exploit development; and Proving Grounds Practice lets learners experience a wide range of lab topics for any level of skill with Proving Ground's realistic environments.

Learn One delivers focused, end-to-end online training for security professionals: a complete learning experience that combines instruction, practice, and validation to develop job-ready cybersecurity skill sets for modern security roles. Individual options include Learn One, Course + Cert Bundle, and CyberCore™.

For teams, OffSec offers the comprehensive platform for building cyber-resilient teams. This isn't passive video learning. It's a cybersecurity training program that builds muscle memory in high-pressure, real-world environments. Learn Enterprise provides unlimited OffSec Learning Library access with flexible terms and volume discounts available, and Enterprise Cyber Ranges can be shaped to match your organization's environment—your technology, your vulnerabilities, your attack vectors.

What sets OffSec apart? We created Kali Linux, the world's most used offensive security toolkit — the cybersecurity essentials every practitioner needs. We built OSCP, the gold standard in penetration testing certifications — the credential every cybersecurity professional recognizes. Our training program prepares professionals to think like attackers and operate with precision.