2023from public repositories
TJCTF back to the past 2023
11 challenges with 11 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 liveWeb11
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
Buffer Equal Constant Time
1 official solutionAlso written up in: banuaa/CTF-Writeup
Ecdsa Sig Formatter
1 official solutionAlso written up in: banuaa/CTF-Writeup
Jsonwebtoken
1 official solutionAlso written up in: banuaa/CTF-Writeup
Also written up in: banuaa/CTF-Writeup
Also written up in: banuaa/CTF-Writeup
Lodash
1 official solutionAlso written up in: banuaa/CTF-Writeup
Lru Cache
1 official solutionAlso written up in: banuaa/CTF-Writeup
Release
1 official solutionAlso written up in: banuaa/CTF-Writeup
Safe Buffer
1 official solutionAlso written up in: banuaa/CTF-Writeup
Semver
1 official solutionAlso written up in: banuaa/CTF-Writeup
Yallist
1 official solutionAlso written up in: banuaa/CTF-Writeup