jm8hjkl

13th place

2548 points


Awards


Solves

Challenge Category Value Time
Lonely XOR Crypto: Misc 12
Cheap stream cipher Crypto: Misc 75
collide Crypto: Misc 70
ransomware Reverse Engineering 180
ECB Puzzle Crypto: Block Ciphers 120
Baby ECB Crypto: Block Ciphers 70
Pixelator Crypto: Block Ciphers 180
SROP Binary Exploitation 230
powermod Crypto: Number Theory 15
High Ceiling Crypto: Number Theory 75
Side Channel Crypto: Misc 95
speedrun13 Binary Exploitation 180
speedrun12 Binary Exploitation 200
mpaste Crypto: Number Theory 20
Sanity Check Freebie 1
New Beginnings Web 60
Security Questions Web 25
biscuit Web 20
pixelboard Web 20
Somewhat Questionable LLC Web 25
rewrite Web 25
scrape Web 35
Transfer Web 40
Auth Bot 2 Web 50
Superb Quality cLass scheduling Web 50
JSON Injection Web 60
Dreese Lab Gift Shop Web 70
flagbin 1 Web 75
OSU Browser Web 15
Mini Calculator Web 150
xpaste Web 125
Nim IDE Web 180