Manny_18

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Solved Challenges

Lattices Gaussian Reduction 50
Lattices What's a Lattice? 40
Lattices Gram Schmidt 30
Lattices Size and Basis 15
Lattices Vectors 10
Crypto on the Web JSON in JSON 40
Symmetric Ciphers Lazy CBC 60
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers Triple DES 60
Symmetric Ciphers Flipping Cookie 60
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers CTRIME 70
Symmetric Ciphers Symmetry 50
RSA RSA Decryption 20
RSA Private Keys 20
RSA Inferius Prime 30
RSA Factoring 15
RSA Square Eyes 35
RSA Monoprime 30
RSA Salty 20
RSA Manyprime 40
RSA Modulus Inutilis 50
RSA Everything is Still Big 100
RSA Crossed Wires 100
RSA Infinite Descent 50
RSA Fast Primes 75
RSA Marin's Secrets 50
General Privacy-Enhanced Mail? 25
General Transparency 50
RSA Ron was Wrong, Whit is Right 90
Misc Bit by Bit 100
Misc Armory 100
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
Diffie-Hellman Deriving Symmetric Keys 40
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Script Kiddie 70
Misc Gotta Go Fast 40
Hash Functions Collider 50
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Crypto on the Web Token Appreciation 5
Crypto on the Web JWT Sessions 10
General You either know, XOR you don't 30
Mathematics Modular Binomials 80
Mathematics Modular Square Root 35
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
General XOR Properties 15
Introduction Finding Flags 2
Mathematics Adrien's Signs 80
Mathematics Successive Powers 60
Mathematics Chinese Remainder Theorem 40
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
General SSH Keys 35
General CERTainly not 30
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
General Lemur XOR 40
General Favourite byte 20
General XOR Starter 10
General Encoding Challenge 40
General Base64 10
General Bytes and Big Integers 10
General ASCII 5
General Hex 5
Symmetric Ciphers ECB Oracle 60
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
Symmetric Ciphers Keyed Permutations 5
Introduction Network Attacks 5
Introduction Great Snakes 3

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