ruhak

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Solved Challenges

Elliptic Curves ProSign 3 100
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
Mathematics Chinese Remainder Theorem 40
Diffie-Hellman Static Client 100
Misc Bruce Schneier's Password 100
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
Diffie-Hellman Additive 70
Diffie-Hellman Export-grade 100
Diffie-Hellman Parameter Injection 60
RSA Blinding Light 120
Hash Functions Collider 50
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Structure of AES 15
Elliptic Curves Digestive 60
Diffie-Hellman Script Kiddie 70
Diffie-Hellman Diffie-Hellman Starter 2 20
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Crypto on the Web JWT Sessions 10
Elliptic Curves Background Reading 5
Diffie-Hellman Diffie-Hellman Starter 5 40
Diffie-Hellman Diffie-Hellman Starter 4 30
Diffie-Hellman Diffie-Hellman Starter 3 20
Diffie-Hellman Diffie-Hellman Starter 1 10
RSA Null or Never 100
RSA Let's Decrypt 80
Mathematics Broken RSA 100
Mathematics Modular Binomials 80
Mathematics Adrien's Signs 80
Misc Gotta Go Fast 40
Lattices Backpack Cryptography 120
Mathematics Unencryptable 125
Mathematics Successive Powers 60
RSA Signing Server 60
Lattices Size and Basis 15
Lattices Vectors 10
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
Symmetric Ciphers Resisting Bruteforce 10
General Lemur XOR 40
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
General Modular Inverting 25
General You either know, XOR you don't 30
General Favourite byte 20
General XOR Properties 15
Introduction Network Attacks 5
General XOR Starter 10
General Encoding Challenge 40
General Bytes and Big Integers 10
General Base64 10
General Hex 5
General ASCII 5
General CERTainly not 30
General Privacy-Enhanced Mail? 25
General Transparency 50
General SSH Keys 35
Symmetric Ciphers Keyed Permutations 5
Introduction Great Snakes 3
Introduction Finding Flags 2
RSA Endless Emails 150
Crypto on the Web Token Appreciation 5
RSA Marin's Secrets 50
RSA Infinite Descent 50
RSA Crossed Wires 100
RSA Modulus Inutilis 50
RSA Everything is Still Big 100
RSA Everything is Big 70
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

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