jonjon

28th place

1315 points


Awards


Solves

Challenge Category Value Time
JSON Injection Web 60
GPS Forensics 15
stegoxorus Crypto: Misc 30
Lonely XOR Crypto: Misc 12
Encoding Mash Crypto: Misc 8
Unsalted Crypto: Misc 8
Unlocked Crypto: Block Ciphers 6
snek Crypto: Misc 3
biscuit Web 20
OSU Browser Web 15
flop Crypto: Block Ciphers 100
Mini Calculator Web 150
speedrun1 Binary Exploitation 44
speedrun0.5 Binary Exploitation 40
speedrun0.25 Binary Exploitation 25
speedrun0 Binary Exploitation 20
Cheap stream cipher Crypto: Misc 75
High Ceiling Crypto: Number Theory 75
imgxor Crypto: Misc 50
scrape Web 35
Superb Quality cLass scheduling Web 50
rotate Reverse Engineering 10
Somewhat Questionable LLC Web 25
powermod Crypto: Number Theory 15
New Beginnings Web 60
Security Questions Web 25
flagbin 1 Web 75
TLS Forensics 75
Exfiltration Forensics 20
JustAPacket Forensics 10
revgrep Forensics 5
base64 Crypto: Misc 25
Auth Bot 2 Web 50
MyPlanForWorldDomination Forensics 6
baby base64 Crypto: Misc 2
Dreese Lab Gift Shop Web 70
Sanity Check Freebie 1