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Technical records and post-event analysis
Reproducible solves, failed turns, and the detail needed to learn from both.
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9 writeups
2025/risky-chain-2025/misc/risc-v.md
Metal to the future! nc riskychain.challs.infobahnc.tf 1337
2025/v1t-ctf-2025/misc/talking-duck.md
Bro this duck is talking to me or something? I'm high or what?? Attachment: https://drive.google.com/file/d/1XOVJwPqHTZBRRUiuve8E1VwBSmMyB4Us/view?usp=sharing
2025/v1t-ctf-2025/misc/specimen-512.md
An unmarked data file was recovered from an abandoned research server labeled only as Specimen 512 . No accompanying documentation, no metadata, and no obvious contents — just a massive file filled with strange sequences. Some say it hides
2025/imaginaryctf-2025/misc/certificate.md
As a thank you for playing our CTF, we're giving out participation certificates! Each one comes with a custom flag, but I bet you can't get the flag belonging to Eth007!
They can't leak what they don't know Please don't test your payloads on remote; use your own OpenRouter key. nc whoami.chal.imaginaryctf.org 1337
2025/ictf-2025/misc/significant.md
The signpost knows where it is at all times. It knows this because it knows where it isn't, by subtracting where it is, from where it isn't, or where it isn't, from where it is, whichever is greater. Consequently, the position where it is,
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