
Cybersecurity skills that matter
OffSec is a well-established cybersecurity training provider known for creating foundational industry tools including Kali Linux and the OSCP certification. Their platform emphasizes hands-on, practical learning through extensive lab environments and is recognized by employers as a credible source for validating cybersecurity skills.

OffSec (Offensive Security) is a premier cybersecurity training and certification provider that has established itself as an industry leader through its creation of Kali Linux, the world's most widely used offensive security toolkit, and OSCP, recognized as the gold standard in penetration testing certifications. The company offers a comprehensive learning platform featuring over 14 certifications, 125+ learning paths, 750+ labs, and more than 7,500 hours of content designed to develop job-ready cybersecurity skills. OffSec distinguishes itself through hands-on, practical training approaches that go beyond passive video learning. Their platform includes live labs, purpose-built environments, and Proving Grounds practice labs that simulate real-world scenarios. The company serves both individual learners seeking to advance their cybersecurity careers and enterprise teams looking to build cyber-resilient workforces. With offerings spanning offensive and defensive security training, Enterprise Cyber Ranges for customized organizational environments, and a Talent Finder feature connecting certified professionals with employers, OffSec provides end-to-end solutions for cybersecurity skill development. Their community-driven approach fosters collaboration among cybersecurity professionals worldwide, supporting continuous learning and professional growth.