NeverLAN CTF 2018
48 challenges with 72 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 CTFtimeMisc29
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
- interweb
Same technique in picoCTF: Permissions, Specialer, Codebook
- scripting
Same technique in picoCTF: Permissions, Specialer, Codebook
- interweb
Same technique in picoCTF: Permissions, Specialer, Codebook
- interweb
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- scripting
Same technique in picoCTF: Permissions, Specialer, Codebook
- scripting
Same technique in picoCTF: Permissions, Specialer, Codebook
- passwords
Same technique in picoCTF: Permissions, Specialer, Codebook
- interweb
Same technique in picoCTF: Permissions, Specialer, Codebook
- interweb
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- scripting
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- passwords
Same technique in picoCTF: Codebook, convertme.py, PW Crack 1
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- scripting
Same technique in picoCTF: Permissions, Specialer, Codebook
- scripting
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
- passwords
Same technique in picoCTF: Permissions, Specialer, Codebook
- blast-from-the-past
Same technique in picoCTF: Permissions, Specialer, Codebook
- blast-from-the-past
Same technique in picoCTF: Permissions, Specialer, Codebook
- blast-from-the-past
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- trivia
Same technique in picoCTF: Permissions, Specialer, Codebook
- passwords
Same technique in picoCTF: Permissions, Specialer, Codebook
OSINT7
Answer a question about the real world from public sources. The work is pivoting between identifiers, not exploiting anything.
- recon
Same technique in picoCTF: Permissions, Specialer, Codebook
- recon
- recon
Same technique in picoCTF: Permissions, Specialer, Codebook
- recon
Same technique in picoCTF: Permissions, Specialer, Codebook
- recon
Same technique in picoCTF: Permissions, Specialer, Codebook
- recon
Same technique in picoCTF: Permissions, Specialer, Codebook
- recon
Same technique in picoCTF: Permissions, Specialer, Codebook
Cryptography5
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.
- cryptography
Same technique in picoCTF: StegoRSA, Timestamped Secrets, AES-ABC
- cryptography
Same technique in picoCTF: StegoRSA, Timestamped Secrets, AES-ABC
- cryptography
Same technique in picoCTF: StegoRSA, Timestamped Secrets, AES-ABC
- cryptography
Same technique in picoCTF: Mod 26, New Caesar, credstuff
- cryptography
Same technique in picoCTF: StegoRSA, Timestamped Secrets, AES-ABC
Reverse engineering3
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
- reversing
Same technique in picoCTF: WinAntiDbg0x100, WinAntiDbg0x200, WinAntiDbg0x300
- reversing
Same technique in picoCTF: WinAntiDbg0x100, WinAntiDbg0x200, WinAntiDbg0x300
- reversing
Same technique in picoCTF: WinAntiDbg0x100, WinAntiDbg0x200, WinAntiDbg0x300
Web2
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
- interweb
Same technique in picoCTF: Bithug, Secrets, Forbidden Paths
- blast-from-the-past
Same technique in picoCTF: logon, Cookie Monster Secret Recipe, Old Sessions
Forensics2
Recover something from a file, a capture, or a disk image - often from a part of it the format says is unused.
- network
Same technique in picoCTF: FindAndOpen, c0rrupt, extensions
- passwords
Same technique in picoCTF: FindAndOpen, c0rrupt, extensions