Syskron Security CTF 2019
11 challenges with 16 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 CTFtimeForensics4
Recover something from a file, a capture, or a disk image - often from a part of it the format says is unused.
Also written up in: 0xf4b1/ctftime
- forensics
Same technique in picoCTF: investigation_encoded_2, FindAndOpen, Ph4nt0m 1ntrud3r
- forensics
Same technique in picoCTF: investigation_encoded_2, FindAndOpen, Ph4nt0m 1ntrud3r
- forensics
Same technique in picoCTF: investigation_encoded_2, FindAndOpen, Ph4nt0m 1ntrud3r
- forensics
Same technique in picoCTF: investigation_encoded_2, FindAndOpen, Ph4nt0m 1ntrud3r
Misc3
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
- secret
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
- trivia
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
- secret
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Cryptography2
Recover a plaintext or a key from something that was supposed to protect it. In practice: identify the scheme, find the parameter the author got wrong, exploit it.
Also written up in: 0xf4b1/ctftime, 0xf4b1/ctftime
- crypto
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, AES-ABC
Also written up in: 0xf4b1/ctftime
- crypto
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, AES-ABC
OSINT1
Answer a question about the real world from public sources. The work is pivoting between identifiers, not exploiting anything.
- osint
Same technique in picoCTF: CVE-XXXX-XXXX
Uncategorised1
The upstream scoreboard did not say, so neither do we.
My servo drive is getting mad
1 official solutionAlso written up in: graneed.hatenablog.com