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Hash Functions PriMeD5 100
Diffie-Hellman The Matrix Revolutions 125
Mathematics Ellipse Curve Cryptography 125
Mathematics No Way Back Home 100
Lattices Backpack Cryptography 120
Lattices Find the Lattice 100
Mathematics Real Eisenstein 150
Crypto on the Web RSA or HMAC? 35
Crypto on the Web JSON in JSON 40
Misc Armory 100
Misc Toshi's Treasure 150
Diffie-Hellman The Matrix Reloaded 100
Hash Functions Twin Keys 100
Hash Functions No Difference 175
Misc RSA vs RNG 150
Diffie-Hellman The Matrix 75
Hash Functions Hash Stuffing 50
Lattices Gaussian Reduction 50
Hash Functions MDFlag 125
RSA Let's Decrypt Again 175
Lattices What's a Lattice? 40
Lattices Vectors 10
Lattices Gram Schmidt 30
Crypto on the Web Decrypting TLS 1.3 35
Crypto on the Web Decrypting TLS 1.2 30
Lattices LWE Intro 10
Lattices LWE Background 5
Mathematics Roll your Own 125
Mathematics Cofactor Cofantasy 150
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
Misc Jeff's LFSR 150
Symmetric Ciphers Beatboxer 150
Symmetric Ciphers Dancing Queen 120
Symmetric Ciphers Paper Plane 120
Symmetric Ciphers Logon Zero 80
Diffie-Hellman Static Client 2 120
Lattices Size and Basis 15
Mathematics Prime and Prejudice 200
Symmetric Ciphers Oh SNAP 120
Hash Functions MD0 80
Symmetric Ciphers Forbidden Fruit 150
Symmetric Ciphers Stream of Consciousness 80
Mathematics Successive Powers 60
Symmetric Ciphers Triple DES 60
Diffie-Hellman Static Client 100
Symmetric Ciphers CTRIME 70
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers Bringing It All Together 50
Diffie-Hellman Export-grade 100
Diffie-Hellman Additive 70
RSA Let's Decrypt 80
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
Mathematics Adrien's Signs 80
Hash Functions Collider 50
RSA Vote for Pedro 150
Diffie-Hellman Script Kiddie 70
Misc Bruce Schneier's Password 100
Mathematics Unencryptable 125
Symmetric Ciphers Confusion through Substitution 25
Diffie-Hellman Parameter Injection 60
Symmetric Ciphers Diffusion through Permutation 30
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Deriving Symmetric Keys 40
Crypto on the Web JWT Secrets 25
Crypto on the Web Secure Protocols 5
Crypto on the Web Saying Hello 20
General Transparency 50
RSA Null or Never 100
RSA Ron was Wrong, Whit is Right 90
Crypto on the Web Sharks on the Wire 10
Mathematics Modular Binomials 80
Mathematics Broken RSA 100
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Symmetric Ciphers ECB Oracle 60
Symmetric Ciphers Passwords as Keys 50
Symmetric Ciphers Modes of Operation Starter 15
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Structure of AES 15
RSA Fast Primes 75
RSA RSA Backdoor Viability 175
Crypto on the Web TLS Handshake 15
Crypto on the Web No Way JOSE 20
RSA Marin's Secrets 50
Symmetric Ciphers Symmetry 50
Symmetric Ciphers Flipping Cookie 60
RSA Blinding Light 120
RSA Infinite Descent 50
Symmetric Ciphers ECB CBC WTF 55
Misc Gotta Go Fast 40
RSA Endless Emails 150
RSA Bespoke Padding 100
Elliptic Curves Background Reading 5
RSA Manyprime 40
General SSH Keys 35
Misc No Leaks 100
Crypto on the Web JWT Sessions 10
RSA Signing Server 60
RSA RSA Signatures 25
RSA Everything is Still Big 100
Symmetric Ciphers Lazy CBC 60
RSA Crossed Wires 100
RSA Everything is Big 70
Diffie-Hellman Computing Shared Secrets 30
Crypto on the Web Token Appreciation 5
Diffie-Hellman Computing Public Values 25
General CERTainly not 30
General Privacy-Enhanced Mail? 25
RSA Modulus Inutilis 50
RSA Salty 20
Diffie-Hellman Working with Fields 10
RSA Square Eyes 35
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
General Encoding Challenge 40
General Lemur XOR 40
RSA Monoprime 30
RSA Inferius Prime 30
RSA Factoring 15
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
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
General Hex 5
General ASCII 5
Introduction Network Attacks 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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