mindFlayer02

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Solved Challenges

Post-Quantum LWE Low Bits Message 20
Misc Toshi's Treasure 150
Diffie-Hellman Static Client 100
Hash Functions Jack's Birthday Confusion 30
Crypto on the Web Decrypting TLS 1.3 35
Symmetric Ciphers Triple DES 60
Elliptic Curves Double and Broken 50
Crypto on the Web Decrypting TLS 1.2 30
Crypto on the Web Saying Hello 20
Crypto on the Web TLS Handshake 15
Crypto on the Web Sharks on the Wire 10
Crypto on the Web Secure Protocols 5
Misc Bruce Schneier's Password 100
Misc Trust Games 150
Elliptic Curves Digestive 60
Misc Nothing Up My Sleeve 150
Mathematics Cofactor Cofantasy 150
Crypto on the Web RSA or HMAC? Part 2 100
Crypto on the Web RSA or HMAC? 35
Crypto on the Web JSON in JSON 40
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Diffie-Hellman The Matrix 75
Elliptic Curves No Random, No Bias 120
RSA Let's Decrypt Again 175
Elliptic Curves Moving Problems 150
Post-Quantum LWE High Bits Message 15
Post-Quantum LWE Intro 10
Symmetric Ciphers Bringing It All Together 50
Hash Functions PriMeD5 100
Elliptic Curves Exceptional Curves 100
Misc Bit by Bit 100
Elliptic Curves Curveball 100
CTF Archive 1337crypt (DownUnderCTF) 0
Mathematics Find the Lattice 100
Elliptic Curves Smooth Criminal 60
Diffie-Hellman Static Client 2 120
RSA Let's Decrypt 80
Mathematics Roll your Own 125
Mathematics Real Eisenstein 150
Diffie-Hellman Script Kiddie 70
Misc Armory 100
Misc Lo-Hi Card Game 120
Hash Functions Collider 50
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
Mathematics No Way Back Home 100
Symmetric Ciphers Flipping Cookie 60
Mathematics Backpack Cryptography 120
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers Stream of Consciousness 80
Symmetric Ciphers CTRIME 70
Symmetric Ciphers Symmetry 50
RSA Vote for Pedro 150
Symmetric Ciphers Lazy CBC 60
Diffie-Hellman Export-grade 100
Hash Functions MD0 80
Diffie-Hellman Parameter Injection 60
Misc No Leaks 100
RSA Bespoke Padding 100
RSA Blinding Light 120
General Transparency 50
Mathematics Prime and Prejudice 200
RSA Signing Server 60
RSA Ron was Wrong, Whit is Right 90
Mathematics Gaussian Reduction 50
Mathematics Gram Schmidt 30
Mathematics What's a Lattice? 40
Post-Quantum LWE Background 5
Mathematics Successive Powers 60
Mathematics Unencryptable 125
RSA Null or Never 100
Mathematics Broken RSA 100
Mathematics Modular Binomials 80
RSA RSA Backdoor Viability 175
Symmetric Ciphers ECB Oracle 60
Symmetric Ciphers ECB CBC WTF 55
Misc Gotta Go Fast 40
Crypto on the Web JWT Sessions 10
RSA Fast Primes 75
Mathematics Adrien's Signs 80
Mathematics Vectors 10
Mathematics Size and Basis 15
Diffie-Hellman Additive 70
Diffie-Hellman Diffie-Hellman Starter 5 40
General SSH Keys 35
General CERTainly not 30
General Privacy-Enhanced Mail? 25
Symmetric Ciphers Passwords as Keys 50
RSA Marin's Secrets 50
RSA Infinite Descent 50
RSA Endless Emails 150
Hash Functions Jack's Birthday Hash 20
RSA Everything is Still Big 100
RSA Crossed Wires 100
Crypto on the Web Token Appreciation 5
RSA Everything is Big 70
RSA Modulus Inutilis 50
RSA Square Eyes 35
RSA Inferius Prime 30
RSA RSA Starter 6 25
Elliptic Curves Background Reading 5
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 Salty 20
RSA Manyprime 40
RSA Monoprime 30
RSA RSA Starter 5 20
RSA RSA Starter 4 20
RSA Factoring 15
RSA RSA Starter 3 20
RSA RSA Starter 2 15
RSA RSA Starter 1 10
Symmetric Ciphers Modes of Operation Starter 15
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
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Symmetric Ciphers Keyed Permutations 5
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
General Lemur XOR 40
General Modular Inverting 25
General Modular Arithmetic 2 20
General Encoding Challenge 40
General Modular Arithmetic 1 20
General Extended GCD 20
General You either know, XOR you don't 30
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
Introduction Network Attacks 5
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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