2021found by harvest
MCSC CTF 2021
3 challenges with 3 published solutions between them. No writeups were ever filed against this event's listing, so its solutions were found in public repositories instead. Each link is pinned to the commit it was read from.
The event listingMisc1
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Solve it with:Brainfuck and esolang decoderCipher identifier and automatic decoderRegex tester with match offsets and capture groupsLearn: Recognising encodings
Dig Into The Blood
1 official solutionAlso written up in: LastMinuteCoders/ctf-writeups
Uncategorised1
The upstream scoreboard did not say, so neither do we.
Scrambled Words
1 official solutionAlso written up in: LastMinuteCoders/ctf-writeups
Web1
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
Solve it with:JWT decoder and signature verifierJWT alg=none bypass generatorWeb attack payload catalogJWT secret brute forceLearn: Sessions, tokens and access control
Stranger Code
1 official solutionAlso written up in: LastMinuteCoders/ctf-writeups