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Submitted Solutions

Bruce Schneier's Password 0

Solved Challenges

General Extended GCD 20
General Modular Arithmetic 1 20
General Modular Arithmetic 2 20
General Modular Inverting 25
RSA RSA Signatures 25
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
General Greatest Common Divisor 15
General You either know, XOR you don't 30
General Favourite byte 20
General XOR Properties 15
Misc Bruce Schneier's Password 100
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
Lattices LWE Background 5
Introduction Network Attacks 5
General Encoding Challenge 40
General Bytes and Big Integers 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
General XOR Starter 10
General Base64 10
General Hex 5
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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