Level: 1
430
0
13
125
0 points to level up
Legendre Symbol | 15 | ||
Quadratic Residues | 6 | ||
XOR Properties | -5 | ||
Chinese Remainder Theorem | 16 | ||
Modular Inverting | 74 | ||
Modular Arithmetic 2 | 7 | ||
Modular Arithmetic 1 | 1 | ||
Encoding Challenge | 0 | ||
Extended GCD | -1 | ||
Greatest Common Divisor | 2 | ||
Lemur XOR | 10 | ||
Favourite byte | 0 | ||
You either know, XOR you don't | 0 |
RSA | Salty | 20 | |
RSA | Factoring | 15 | |
Mathematics | Legendre Symbol | 35 | |
Mathematics | Quadratic Residues | 25 | |
General | XOR Properties | 15 | |
Mathematics | Chinese Remainder Theorem | 40 | |
General | Modular Inverting | 25 | |
General | Modular Arithmetic 2 | 20 | |
General | Modular Arithmetic 1 | 20 | |
General | Extended GCD | 20 | |
General | Greatest Common Divisor | 15 | |
General | Lemur XOR | 40 | |
General | You either know, XOR you don't | 30 | |
General | Favourite byte | 20 | |
General | XOR Starter | 10 | |
General | Encoding Challenge | 40 | |
General | Bytes and Big Integers | 10 | |
General | Base64 | 10 | |
General | Hex | 5 | |
General | ASCII | 5 | |
Introduction | Network Attacks | 5 | |
Introduction | Great Snakes | 3 | |
Introduction | Finding Flags | 2 |
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