kokkalakos

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Solved Challenges

Diffie-Hellman Script Kiddie 70
Isogenies Image Point Arithmetic 30
Isogenies The j-invariant 20
Isogenies Introduction to Isogenies 10
Lattices Gram Schmidt 30
Lattices Size and Basis 15
Lattices Vectors 10
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
General SSH Keys 35
General CERTainly not 30
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
Crypto on the Web Token Appreciation 5
Introduction Network Attacks 5
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Privacy-Enhanced Mail? 25
General Lemur XOR 40
General Extended GCD 20
General Greatest Common Divisor 15
General You either know, XOR you don't 30
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 Great Snakes 3
Introduction Finding Flags 2

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