lcamtuf — American Fuzzy Lop (AFL) documentation (reference)

Educational routing only. This skill does not mirror the full site. Open the live pages for complete instructions, file lists, and any upstream notes.

Canonical URL

• American Fuzzy Lop (AFL) — hosted on lcamtuf.coredump.cx (Michał Zalewski’s site).

What it is

AFL is a coverage-guided fuzzer aimed primarily at C/C++ binaries via compile-time instrumentation (e.g. afl-gcc / afl-clang / LLVM modes) and the afl-fuzz driver. The published material on this site includes the original project narrative, quick-start style guidance, status screen semantics, and performance / tuning notes that many tutorials still cite.

Typical mental model for readers: