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Every CTF
2025from public repositories

SCTF 2025

5 challenges with 8 published solutions between them. The writeups for this event were found in public repositories. Each link is pinned to the commit it was read from.

Where these writeups live

Uncategorised2

The upstream scoreboard did not say, so neither do we.

Reverse engineering2

Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.

Binary exploitation1

Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.

Other 2025 events