2025no writeups on CTFtime
Hack'In 0x04
2 challenges with 2 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 CTFtimeWeb1
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
FileServer
1 official solution
OSINT1
Answer a question about the real world from public sources. The work is pivoting between identifiers, not exploiting anything.
MysteriousMessage
1 official solution