HMAC-31

2nd place

4220 points


Solves

Challenge Category Value Time
Night Relay Pwnable 449
Diagnostic Mirage RSA Cryptography 381
Lucky Shop Web 449
Spirit Desk Pwnable 398
Access Desk Pwnable 211
The Secret Web 160
Poison Chain Cryptography 449
Silent Coefficients Cryptography 194
Bò ba lan Forensics 330
BE CAREFUL Reverse Engineering 392
Session Signal Diary Cryptography 143
A VERY SECURE VAULT Reverse Engineering 194
Warm Up Web 126
HAVE SOME FUN Reverse Engineering 344