Kali Linux Revealed: Mastering the Penetration Testing Distribution
Feeling adventurous? Interested in jump-starting your InfoSec career? Looking to improve your command of the Kali Linux distribution?


Kali Linux Revealed Course
Kali Linux Revealed (KLR/PEN-103) has been updated and has changed locations. KLR is still a free offering for students, or can be enjoyed as part of an OffSec Learn One or Learn Unlimited training subscription. Passing the exam will earn students the Kali Linux Certified Professional (KLCP) certification.
More about OffSec subscriptions
With a Learn subscription, you can choose one or all of our online courses. You will also receive a free KLCP exam attempt in addition to the new PEN-100 and updated PEN-210 courses, now included free with any Learn subscription.
Learn Fundamentals
Learn Fundamentals gains you access to practical, hands-on training and access to all fundamental-level learning paths—a comprehensive library designed to broaden your knowledge base and accelerate your career.
$799/year
Learn One
Learn One is ideal for anyone looking to start their cybersecurity journey or work through any of our courses. Having access to labs for one full year allows the flexibility to balance life and learning while reducing stress and time pressure on learners.
$2,749/year
Learn Unlimited
Learn Unlimited gains you access to all courses, content and learning paths, unlimited exam attempts and time in any of our hands-on lab environments for one year.