MK37

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Solved Challenges

Mathematics Backpack Cryptography 120
Mathematics Find the Lattice 100
Post-Quantum LWE Background 5
Crypto on the Web Authenticated Handshake 40
Elliptic Curves Moving Problems 150
CTF Archive import numpy as MT (Zh3r0 CTF V2) 0
Misc RSA vs RNG 150
RSA Ron was Wrong, Whit is Right 90
RSA Fast Primes 75
RSA Marin's Secrets 50
RSA Infinite Descent 50
RSA Crossed Wires 100
Elliptic Curves Exceptional Curves 100
Elliptic Curves ProSign 3 100
Elliptic Curves Curveball 100
Mathematics Unencryptable 125
Mathematics Successive Powers 60
Misc No Leaks 100
Misc Gotta Go Fast 40
Diffie-Hellman Additive 70
Elliptic Curves Smooth Criminal 60
Elliptic Curves Montgomery's Ladder 40
Mathematics Gaussian Reduction 50
Mathematics What's a Lattice? 40
Diffie-Hellman Script Kiddie 70
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
Diffie-Hellman Export-grade 100
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
Symmetric Ciphers Bean Counter 60
Hash Functions Jack's Birthday Hash 20
RSA Everything is Big 70
RSA Square Eyes 35
RSA Signing Server 60
RSA Inferius Prime 30
Mathematics Gram Schmidt 30
General Encoding Challenge 40
RSA Modulus Inutilis 50
Symmetric Ciphers Symmetry 50
Symmetric Ciphers Flipping Cookie 60
RSA Salty 20
RSA Manyprime 40
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers ECB Oracle 60
Mathematics Modular Binomials 80
RSA RSA Starter 6 25
Mathematics Adrien's Signs 80
Elliptic Curves Background Reading 5
Mathematics Modular Square Root 35
General Transparency 50
General SSH Keys 35
General CERTainly not 30
General Privacy-Enhanced Mail? 25
Mathematics Size and Basis 15
Mathematics Vectors 10
Crypto on the Web Decrypting TLS 1.3 35
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
RSA Monoprime 30
RSA Factoring 15
Symmetric Ciphers Passwords as Keys 50
Symmetric Ciphers Bringing It All Together 50
Mathematics Chinese Remainder Theorem 40
Mathematics Legendre Symbol 35
Symmetric Ciphers Diffusion through Permutation 30
Symmetric Ciphers Confusion through Substitution 25
Symmetric Ciphers Round Keys 20
General Lemur XOR 40
Symmetric Ciphers Modes of Operation Starter 15
Introduction Network Attacks 5
Diffie-Hellman Diffie-Hellman Starter 1 10
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
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
Mathematics Quadratic Residues 25
Symmetric Ciphers Structure of AES 15
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
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 Great Snakes 3
Introduction Finding Flags 2

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