Cofactor Cofantasy | 1 | ||
Unencryptable | 1 | ||
Roll your Own | 2 | ||
Ellipse Curve Cryptography | 0 | ||
No Way Back Home | 0 | ||
Broken RSA | 1 | ||
Modular Binomials | 0 | ||
Adrien's Signs | 0 | ||
Successive Powers | 1 | ||
Backpack Cryptography | 0 | ||
Find the Lattice | 5 | ||
Gaussian Reduction | 0 | ||
What's a Lattice? | 0 | ||
Gram Schmidt | 0 | ||
Size and Basis | 0 | ||
Chinese Remainder Theorem | 0 | ||
Modular Square Root | 0 | ||
Legendre Symbol | 0 | ||
Quadratic Residues | 4 | ||
Transparency | 0 | ||
SSH Keys | 1 | ||
CERTainly not | 0 | ||
Privacy-Enhanced Mail? | 0 | ||
Modular Inverting | 0 | ||
Modular Arithmetic 2 | 0 | ||
Modular Arithmetic 1 | 0 | ||
Extended GCD | 0 | ||
Greatest Common Divisor | 0 | ||
Lemur XOR | 0 | ||
You either know, XOR you don't | -1 | ||
Favourite byte | 0 | ||
XOR Properties | 0 | ||
Encoding Challenge | 0 |
Mathematics | Cofactor Cofantasy | 150 | |
Mathematics | Unencryptable | 125 | |
Mathematics | Roll your Own | 125 | |
Mathematics | Ellipse Curve Cryptography | 125 | |
Mathematics | No Way Back Home | 100 | |
Mathematics | Broken RSA | 100 | |
Mathematics | Modular Binomials | 80 | |
Mathematics | Adrien's Signs | 80 | |
Mathematics | Successive Powers | 60 | |
Lattices | Backpack Cryptography | 120 | |
Lattices | Find the Lattice | 100 | |
Lattices | Gaussian Reduction | 50 | |
Lattices | What's a Lattice? | 40 | |
Lattices | Gram Schmidt | 30 | |
Lattices | Size and Basis | 15 | |
Lattices | Vectors | 10 | |
Mathematics | Chinese Remainder Theorem | 40 | |
Mathematics | Modular Square Root | 35 | |
Mathematics | Legendre Symbol | 35 | |
Mathematics | Quadratic Residues | 25 | |
General | Transparency | 50 | |
General | SSH Keys | 35 | |
General | CERTainly not | 30 | |
General | Privacy-Enhanced Mail? | 25 | |
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 Properties | 15 | |
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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