xanhacks

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Website: https://www.xanhacks.xyz

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Solved Challenges

Symmetric Ciphers Round Keys 20
Symmetric Ciphers Structure of AES 15
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Mathematics Adrien's Signs 80
Diffie-Hellman Export-grade 100
Crypto on the Web RSA or HMAC? Part 2 100
Crypto on the Web JSON in JSON 40
Crypto on the Web RSA or HMAC? 35
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Lattices Size and Basis 15
Lattices Vectors 10
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
Mathematics Quadratic Residues 25
RSA Endless Emails 150
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 Lemur XOR 40
RSA Everything is Still Big 100
RSA Crossed Wires 100
RSA Everything is Big 70
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA Inferius Prime 30
RSA Factoring 15
RSA RSA Signatures 25
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Deriving Symmetric Keys 40
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Working with Fields 10
General You either know, XOR you don't 30
General Extended GCD 20
General Greatest Common Divisor 15
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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