bever209

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Solved Challenges

RSA Signing Server 60
Mathematics No Way Back Home 100
Mathematics Adrien's Signs 80
Misc Gotta Go Fast 40
Crypto on the Web RSA or HMAC? 35
Crypto on the Web JWT Secrets 25
Crypto on the Web JSON in JSON 40
Diffie-Hellman Static Client 100
Diffie-Hellman The Matrix Revolutions 125
Misc Bruce Schneier's Password 100
Mathematics Find the Lattice 100
Mathematics Gaussian Reduction 50
Mathematics What's a Lattice? 40
RSA Infinite Descent 50
Symmetric Ciphers Stream of Consciousness 80
Symmetric Ciphers CTRIME 70
Mathematics Prime and Prejudice 200
Misc Bruce Schneier's Password: Part 2 250
RSA Vote for Pedro 150
Diffie-Hellman The Matrix Reloaded 100
General Transparency 50
General SSH Keys 35
General CERTainly not 30
General Privacy-Enhanced Mail? 25
Mathematics Gram Schmidt 30
Mathematics Broken RSA 100
Mathematics Modular Binomials 80
Mathematics Unencryptable 125
RSA Marin's Secrets 50
Hash Functions MD0 80
Mathematics Legendre Symbol 35
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Export-grade 100
Elliptic Curves Efficient Exchange 50
Symmetric Ciphers Triple DES 60
Symmetric Ciphers ECB Oracle 60
RSA Ron was Wrong, Whit is Right 90
RSA Endless Emails 150
RSA RSA Starter 6 25
Hash Functions Collider 50
RSA Crossed Wires 100
General Encoding Challenge 40
General You either know, XOR you don't 30
General Favourite byte 20
Hash Functions Jack's Birthday Hash 20
Hash Functions Jack's Birthday Confusion 30
Mathematics Modular Square Root 35
Elliptic Curves Exceptional Curves 100
Elliptic Curves Smooth Criminal 60
Diffie-Hellman Diffie-Hellman Starter 5 40
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Diffie-Hellman Diffie-Hellman Starter 4 30
Symmetric Ciphers Symmetry 50
Symmetric Ciphers Lazy CBC 60
Symmetric Ciphers Flipping Cookie 60
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers Modes of Operation Starter 15
Symmetric Ciphers Confusion through Substitution 25
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Structure of AES 15
Symmetric Ciphers Resisting Bruteforce 10
RSA Everything is Still Big 100
RSA Everything is Big 70
RSA Modulus Inutilis 50
RSA Salty 20
RSA Inferius Prime 30
RSA RSA Starter 5 20
Elliptic Curves Point Negation 10
RSA Null or Never 100
General Hex 5
General Lemur XOR 40
Crypto on the Web No Way JOSE 20
General Greatest Common Divisor 15
Elliptic Curves Background Reading 5
Diffie-Hellman Diffie-Hellman Starter 2 20
Mathematics Vectors 10
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA RSA Starter 4 20
RSA RSA Starter 3 20
RSA RSA Starter 1 10
RSA RSA Starter 2 15
RSA Factoring 15
Diffie-Hellman Diffie-Hellman Starter 3 20
Diffie-Hellman Diffie-Hellman Starter 1 10
Mathematics Size and Basis 15
General Extended GCD 20
General XOR Properties 15
General Bytes and Big Integers 10
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
Mathematics Chinese Remainder Theorem 40
Mathematics Quadratic Residues 25
Mathematics Successive Powers 60
Symmetric Ciphers Keyed Permutations 5
General XOR Starter 10
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Base64 10
General ASCII 5
Introduction Network Attacks 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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