Challenge Category Value Time
Small-E None20
Julius Caesar Cryptography100
I am Samuel Morse! Cryptography100
Warm Up Warm Up20
Base64 Warm Up20
QR Warm Up20
Net Cat Warm Up20
Secure Shell Warm Up20
Discord Warm Up10
What is ROT? Cryptography50
Stegnography 1 Steganography100
Forensics Warm Up 1 Forensics20
Where is the flag? Web20
I am Samuel Morse 2! Cryptography200
Web warmup Web20
Simple RSA Cryptography20
Simple RSA 2 Cryptography20
Xtra ObscuRe Service Cryptography20
Beware of SHA1rk Cryptography20
Linux Tutorial 1 Linux20
Linux Tutorial 2 Linux20
Linux Tutorial 3 None20
Linux Tutorial 4 None20
Beginner Reverse 1 Reverse Engineering50
Simple Overflow Binary20
Patience Test Warm Up300
Quick Survey Warm Up400
My First SQL Web20
My First XSS Web20
Forgot Password Web20
Wiener's RSA None20
Simple Diffie-Hellman None20
Fermat's RSA None20
Recette Secrète Cryptography20
Simple Diffie-Hellman 2 None20
E-CryptoBook Service Cryptography20
De Tuna My Fish Cryptography20
E-CryptoBook 2.0 Cryptography82
Forensics Warm Up 2 Forensics50
File Signature Forensics20
Shark Of Wire Forensics20
Schrödinger's Cat Miscellaneous20
Happy CNY! Miscellaneous20
Auth Me 1.0 Binary20
Overflow Me! Binary20
Format String Binary20