Andreas

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Solved Challenges

RSA Salty 20
RSA Monoprime 30
RSA Factoring 15
RSA Inferius Prime 30
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
Diffie-Hellman Working with Fields 10
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Elliptic Curves Point Negation 10
Elliptic Curves Background Reading 5
General Encoding Challenge 40
Lattices Size and Basis 15
Lattices Vectors 10
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
RSA Modular Exponentiation 10
Crypto on the Web JWT Sessions 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
Introduction Network Attacks 5
General Hex 5
General Base64 10
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2
Crypto on the Web Token Appreciation 5

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