codewithwan

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Submitted Solutions

ECB Oracle 0
Bringing It All Together 0
Confusion through Substitution 0
Round Keys 0

Solved Challenges

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 Structure of AES 15
Symmetric Ciphers Resisting Bruteforce 10
General Transparency 50
General SSH Keys 35
Symmetric Ciphers Keyed Permutations 5
Mathematics Modular Binomials 80
Mathematics Adrien's Signs 80
Mathematics Chinese Remainder Theorem 40
General CERTainly not 30
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
General Privacy-Enhanced Mail? 25
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
General Encoding Challenge 40
General Lemur XOR 40
Introduction Network Attacks 5
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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