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Solved Challenges

Elliptic Curves Efficient Exchange 50
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
RSA Ron was Wrong, Whit is Right 90
RSA Endless Emails 150
Hash Functions MD0 80
Hash Functions Hash Stuffing 50
Hash Functions Collider 50
RSA Blinding Light 120
RSA Signing Server 60
RSA Everything is Still Big 100
Lattices Gram Schmidt 30
Mathematics Unencryptable 125
Mathematics Broken RSA 100
General Transparency 50
General Encoding Challenge 40
General SSH Keys 35
General Lemur XOR 40
Mathematics Adrien's Signs 80
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Mathematics Modular Binomials 80
Lattices Gaussian Reduction 50
Lattices What's a Lattice? 40
Lattices Size and Basis 15
Lattices Vectors 10
Mathematics Chinese Remainder Theorem 40
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Deriving Symmetric Keys 40
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Working with Fields 10
Elliptic Curves Point Negation 10
Elliptic Curves Background Reading 5
Misc Gotta Go Fast 40
RSA Marin's Secrets 50
RSA Infinite Descent 50
RSA Crossed Wires 100
RSA Everything is Big 70
RSA Inferius Prime 30
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA RSA Signatures 25
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
General CERTainly not 30
General Privacy-Enhanced Mail? 25
General You either know, XOR you don't 30
RSA Modulus Inutilis 50
RSA Salty 20
RSA Factoring 15
RSA Public Keys 15
RSA Modular Exponentiation 10
Symmetric Ciphers Structure of AES 15
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Mathematics Quadratic Residues 25
Mathematics Successive Powers 60
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
General Favourite byte 20
General XOR Properties 15
General XOR Starter 10
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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