2025no writeups on CTFtime
GlacierCTF 2025
11 challenges with 12 published solutions between them. CTFtime lists this event but has no writeups filed against it, so it is absent from the index CTFtime feeds. These were found in public repositories instead. Each link is pinned to the commit it was read from.
The event on CTFtimeUncategorised6
The upstream scoreboard did not say, so neither do we.
Flip Flip Hooray!
2 official solutionsExp01
1 official solutionExp01 Commented
1 official solutionGlacier2025 GuessyTimezones
1 official solutionGlacier2025 IntroRev
1 official solutionGlacier2025 Wisdom
1 official solution
Web3
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: Web attacks and session tokens
Glacier Ai Store
1 official solutionGlacier Profiles
1 official solutionGlacierecho
1 official solution
Misc2
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
Best Food
1 official solutionGlacier Ai Store Writeup
1 official solution