Knowledge Base

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Answers and Guides

Who Should Learn Web Security with Hacker101?: Hacker101 is a free web security class aimed at two broad groups: programmers who are curious about bug bounties, and experienced…
How Does Hacker101's Capture the Flag Work?: Hacker101's Capture the Flag (CTF) is a set of practice levels you play directly on the Hacker101 site, built to apply what you l…
What learning resources does Hacker101 offer?: Hacker101 offers four main learning resources: free video lessons, written guides and resources, Capture the Flag (CTF) practice …
Is Hacker101 Free to Use?: Yes. Hacker101 describes itself as "a free class for web security," and its homepage lists no prices, paid tiers, or payment plat…
What Is Hacker101?: Hacker101 is a free web security class from HackerOne. It combines video lessons, written guides, and hands-on Capture the Flag (…