Insomni'hack teaser 2020
12 challenges with 36 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 CTFtimeUncategorised5
The upstream scoreboard did not say, so neither do we.
Also written up in: Cryptanalyse/writeups, vastopol/ctf, arty-hlr/CTF-writeups
OutOfTheSbox
2 official solutionsAlso written up in: Cryptanalyse/writeups, Cryptanalyse/writeups
Also written up in: vastopol/ctf
Kaboom Patch
1 official solutionAlso written up in: Insomnihack/Teaser-2020
Lowdeep Original
1 official solutionAlso written up in: francescolonardo/CTF-Writeups-NLP-Analysis
Web4
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
Also written up in: m3ssap0/CTF-Writeups, Hope0351/CTF-collection, penetration-test-learn/docs/CTF-Writeups
- web
- rce
Same technique in picoCTF: Live Art, secure-email-service, No FA
Also written up in: w181496/CTF, empty-jack/ctf-writeups
- web
Same technique in picoCTF: Live Art, secure-email-service, No FA
Also written up in: empty-jack/ctf-writeups
- web
- network
Same technique in picoCTF: Live Art, secure-email-service, No FA
- web
Same technique in picoCTF: Live Art, secure-email-service, No FA
Reverse engineering2
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
Also written up in: Insomnihack/Teaser-2020
- upx
- reverse
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200
- reverse
- forensics
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200
Misc1
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
- python
- pow
Same technique in picoCTF: PW Crack 2, PW Crack 1, PW Crack 3