rabbitsthecat

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Solved Challenges

Mathematics Backpack Cryptography 120
Mathematics Find the Lattice 100
General Transparency 50
Symmetric Ciphers Stream of Consciousness 80
Symmetric Ciphers Lazy CBC 60
RSA Vote for Pedro 150
RSA Bespoke Padding 100
RSA Null or Never 100
RSA Blinding Light 120
RSA Infinite Descent 50
Symmetric Ciphers Bean Counter 60
Crypto on the Web RSA or HMAC? Part 2 100
RSA Endless Emails 150
RSA Crossed Wires 100
Mathematics Broken RSA 100
Mathematics Modular Binomials 80
General SSH Keys 35
General CERTainly not 30
Symmetric Ciphers Flipping Cookie 60
Symmetric Ciphers ECB Oracle 60
Symmetric Ciphers Symmetry 50
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers Passwords as Keys 50
Mathematics Adrien's Signs 80
General You either know, XOR you don't 30
RSA Signing Server 60
RSA Marin's Secrets 50
RSA Everything is Big 70
RSA Square Eyes 35
RSA Inferius Prime 30
Elliptic Curves Background Reading 5
Mathematics Successive Powers 60
Mathematics Gaussian Reduction 50
Mathematics What's a Lattice? 40
Mathematics Gram Schmidt 30
Mathematics Size and Basis 15
Mathematics Vectors 10
Misc No Leaks 100
Misc Gotta Go Fast 40
Hash Functions Collider 50
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
Crypto on the Web JSON in JSON 40
Crypto on the Web RSA or HMAC? 35
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
Diffie-Hellman Script Kiddie 70
Diffie-Hellman Additive 70
Diffie-Hellman Export-grade 100
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
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
Diffie-Hellman Diffie-Hellman Starter 2 20
Diffie-Hellman Diffie-Hellman Starter 1 10
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Monoprime 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
General Privacy-Enhanced Mail? 25
General Lemur XOR 40
General Encoding Challenge 40
Mathematics Legendre Symbol 35
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
Mathematics Quadratic Residues 25
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
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 Network Attacks 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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