nihhajawarembang

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Solved Challenges

Diffie-Hellman Generators of Groups 20
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Monoprime 30
RSA Factoring 15
RSA RSA Signatures 25
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers Symmetry 50
Symmetric Ciphers Flipping Cookie 60
Crypto on the Web Token Appreciation 5
Symmetric Ciphers ECB Oracle 60
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers Passwords as Keys 50
Symmetric Ciphers Modes of Operation Starter 15
Symmetric Ciphers Bringing It All Together 50
Symmetric Ciphers Diffusion through Permutation 30
Symmetric Ciphers Confusion through Substitution 25
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Mathematics Modular Binomials 80
Mathematics Adrien's Signs 80
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
General Modular Inverting 25
General Modular Arithmetic 2 20
General Extended GCD 20
General Modular Arithmetic 1 20
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
Hash Functions Jack's Birthday Hash 20
RSA RSA Decryption 20
Symmetric Ciphers Structure of AES 15
General Greatest Common Divisor 15
Diffie-Hellman Working with Fields 10
Crypto on the Web No Way JOSE 20
RSA Modular Exponentiation 10
Mathematics Quadratic Residues 25

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