DarkChocolate

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Solved Challenges

Mathematics Successive Powers 60
Block Ciphers Lazy CBC 60
Block Ciphers Symmetry 50
General Lemur XOR 40
Crypto on the Web JSON in JSON 40
Block Ciphers ECB CBC WTF 55
Mathematics Jack's Birthday Confusion 30
Mathematics Jack's Birthday Hash 20
Mathematics Chinese Remainder Theorem 40
RSA RSA Starter 2 15
RSA RSA Starter 1 10
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
Elliptic Curves Background Reading 5
Mathematics What's a Lattice? 40
Mathematics Size and Basis 15
Diffie-Hellman Diffie-Hellman Starter 1 10
Mathematics Vectors 10
General Extended GCD 20
General You either know, XOR you don't 30
General CERTainly not 30
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General XOR Properties 15
General XOR Starter 10
General Bytes and Big Integers 10
General Privacy-Enhanced Mail? 25
General Transparency 50
General Greatest Common Divisor 15
General Favourite byte 20
General Base64 10
General Hex 5
General ASCII 5
Block Ciphers Block Cipher Mode Starter 15
Block Ciphers Confusion through Substitution 25
Block Ciphers Round Keys 20
Block Ciphers Structure of AES 15
Block Ciphers Resisting Bruteforce 10
Block Ciphers Keyed Permutations 5
Mathematics Quadratic Residues 25
Introduction Great Snakes 3
Introduction Finding Flags 2

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