DEF CON CTF Qualifier 2014
24 challenges with 68 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 CTFtimeUncategorised20
The upstream scoreboard did not say, so neither do we.
Also written up in: ctfs/write-ups-2014, insuyun/CTF-writeup, ctfs/write-ups, osirislab/CTF-Solutions, insuyun/CTF-writeup
Turdedo
5 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups, mayfly74/ctf-writeup, insuyun/CTF-writeup, mayfly74/ctf-writeup
3dttt
3 official solutionsAlso written up in: ctfs/write-ups-2014, InfamousSYN/write-ups, ctfs/write-ups
Also written up in: ctfs/write-ups-2014, ctfs/write-ups, zepvn.com
Dosfun4u
3 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups, www.routards.org
Fritas
3 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups, delogrand.blogspot.com
Nonameyet
3 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups, insuyun/CTF-writeup
Zombies
3 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups, delogrand.blogspot.com
Babyfirst Heap
2 official solutionsAlso written up in: zj3t/ctf, delogrand.blogspot.com
Also written up in: ctfs/write-ups-2014, ctfs/write-ups
Blackbox
2 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups
Choripan
2 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups
Dosfun4u Round 2
2 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups
Medianoche
2 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups
Polyglot
2 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups
Rebaby
2 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups
Routarded
2 official solutionsAlso written up in: ctfs/write-ups-2014, ctfs/write-ups
Also written up in: ctfs/write-ups-2014, ctfs/write-ups
Babyheap
1 official solutionAlso written up in: osirislab/CTF-Solutions
Nonameyet write up
1 official solutionAlso written up in: blog.orange.tw
Misc3
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Also written up in: ctfs/write-ups-2014, ctfs/write-ups, insuyun/CTF-writeup, zepvn.com
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: ctfs/write-ups-2014, ctfs/write-ups, delogrand.blogspot.com
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: ctfs/write-ups-2014, ctfs/write-ups, osirislab/CTF-Solutions
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Binary exploitation1
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Also written up in: ctfs/write-ups-2014, ctfs/write-ups, shift-crops/CTFWriteups
Same technique in picoCTF: vr-school, sice_cream, zero_to_hero