NamePointsTagsWriteups
John the Dropper 100 misc network 1
Am I Cheating? 200 reverse engineering 1
Hard Interview 50 grabbag misc 2
John The Referee 150 web 3
And the prophet said... 100 crypto 1
Exceptionally obfuscated 400 reverse engineering 1
Lightning 500 misc electronics 1
Even the Server Lies 250 crypto 1
Gandgalf 450 riddle reverse engineering crypto forensics 1
johns-library 150 pwnable 1
john-in-the-middle 100 forensics 4
John The Traveller 100 web 5
It's Hungry 100 midi forensics chiptune 4
John Pastry Shop 100 java pwnable 4
3DOGES2 400 crypto 2
Hard Interview 50 misc grabbag swordfish 4
Hanoi As A Service 50 pwnable prolog 8
Exorcise 50 crypto 4
Magic Chall 350 web 1
Magic Chall 350 web 4
reversemeplz 200 reverse engineering 5
John the Packer 350 reverse engineering packing 3
Crack Me If You Can 100 android reverse engineering 5