Leoritsos

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Solved Challenges

RSA Factoring 15
Crypto on the Web No Way JOSE 20
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
RSA RSA Decryption 20
RSA Euler's Totient 20
RSA Private Keys 20
RSA Public Keys 15
RSA Modular Exponentiation 10
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Mathematics Successive Powers 60
Mathematics Quadratic Residues 25
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 You either know, XOR you don't 30
General Bytes and Big Integers 10
General Base64 10
General XOR Starter 10
General XOR Properties 15
General Favourite byte 20
General Hex 5
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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