2022weight 35.66justCatTheFish

justCTF 2022

4 challenges with 11 published community solutions between them. Solution links go to CTFtime’s task page, which aggregates every writeup for a challenge - individual blog posts rot, the aggregator does not.

Full task list on CTFtime

Web2

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 verifier JWT alg=none bypass generator Web attack payload catalog JWT secret brute force Learn: Web attacks and session tokens

Symple Unzipper
7 writeups
- symlink
- zip
- web
- tarball
Same technique in picoCTF: Client-side-again, dont-use-client-side, Irish-Name-Repo 3
Baby XSLeak
394 pts1 writeup
- xsleaks
- web
Same technique in picoCTF: Client-side-again, dont-use-client-side, Irish-Name-Repo 3

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 decoder Cipher identifier and automatic decoder Regex tester with match offsets and capture groups Learn: Recognising encodings

arm
2 writeups
Same technique in picoCTF: Permissions, Specialer, Codebook
Skilltest
1 writeup
Same technique in picoCTF: Permissions, Specialer, Codebook

Web2

Symple Unzipper

Baby XSLeak

Misc2

arm

Skilltest

Other 2022 events