Adoew

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Solved Challenges

Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Elliptic Curves Point Negation 10
RSA RSA Backdoor Viability 175
Hash Functions Jack's Birthday Hash 20
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Lattices Backpack Cryptography 120
Symmetric Ciphers Lazy CBC 60
Elliptic Curves Background Reading 5
General Privacy-Enhanced Mail? 25
RSA Everything is Still Big 100
RSA Crossed Wires 100
RSA Square Eyes 35
RSA Inferius Prime 30
RSA Everything is Big 70
Diffie-Hellman Export-grade 100
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Deriving Symmetric Keys 40
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Monoprime 30
RSA Factoring 15
RSA RSA Signatures 25
Crypto on the Web TLS Handshake 15
General Lemur XOR 40
Crypto on the Web Sharks on the Wire 10
Crypto on the Web Secure Protocols 5
Crypto on the Web No Way JOSE 20
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
General Encoding Challenge 40
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
Lattices Gram Schmidt 30
Lattices Size and Basis 15
Lattices Vectors 10
Introduction Network Attacks 5
Symmetric Ciphers Flipping Cookie 60
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
Symmetric Ciphers ECB CBC WTF 55
Mathematics Quadratic Residues 25
Symmetric Ciphers ECB Oracle 60
General Modular Inverting 25
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
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 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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