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Solved Challenges

RSA Ron was Wrong, Whit is Right 90
Mathematics Prime and Prejudice 200
Mathematics Real Eisenstein 150
Mathematics Cofactor Cofantasy 150
Mathematics Roll your Own 125
Mathematics Backpack Cryptography 120
Mathematics Find the Lattice 100
General Transparency 50
Mathematics No Way Back Home 100
Crypto on the Web Token Appreciation 5
General Lemur XOR 40
General Encoding Challenge 40
Hash Functions Collider 50
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
Mathematics Ellipse Curve Cryptography 125
Mathematics Unencryptable 125
Mathematics Modular Binomials 80
Mathematics Gaussian Reduction 50
Mathematics Gram Schmidt 30
RSA Endless Emails 150
RSA Marin's Secrets 50
RSA Infinite Descent 50
Elliptic Curves Smooth Criminal 60
Elliptic Curves Montgomery's Ladder 40
Elliptic Curves Efficient Exchange 50
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Elliptic Curves Point Negation 10
Elliptic Curves Background Reading 5
General SSH Keys 35
General CERTainly not 30
General Privacy-Enhanced Mail? 25
Mathematics Successive Powers 60
Mathematics What's a Lattice? 40
Mathematics Size and Basis 15
Mathematics Vectors 10
Mathematics Broken RSA 100
Mathematics Adrien's Signs 80
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
RSA Signing Server 60
Diffie-Hellman Additive 70
Diffie-Hellman Export-grade 100
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Diffie-Hellman Starter 5 40
Diffie-Hellman Diffie-Hellman Starter 4 30
Diffie-Hellman Diffie-Hellman Starter 3 20
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Introduction Network Attacks 5
Introduction Great Snakes 3
Introduction Finding Flags 2
General Hex 5
General ASCII 5
Diffie-Hellman Diffie-Hellman Starter 2 20
Diffie-Hellman Diffie-Hellman Starter 1 10
RSA Everything is Big 70
RSA Everything is Still Big 100
RSA Crossed Wires 100
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA Inferius Prime 30
RSA Factoring 15
RSA RSA Starter 6 25
RSA RSA Starter 5 20
RSA RSA Starter 4 20
RSA RSA Starter 3 20
RSA RSA Starter 2 15
RSA RSA Starter 1 10
Mathematics Legendre Symbol 35
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
Mathematics Quadratic Residues 25
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

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