2024found by harvest
CyberSci Regional Qualifiers 2024-25
2 challenges with 2 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 listingUncategorised1
The upstream scoreboard did not say, so neither do we.
Chatbot
1 official solutionAlso written up in: octo-kumo/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
Voter Emailer 1
1 official solutionAlso written up in: octo-kumo/ctf-writeups