HarshVardhan

Two robots

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Solved Challenges

General Transparency 50
General SSH Keys 35
Mathematics Quadratic Residues 25
General CERTainly not 30
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
General Privacy-Enhanced Mail? 25
General Extended GCD 20
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Greatest Common Divisor 15
General Lemur XOR 40
General You either know, XOR you don't 30
General Favourite byte 20
General XOR Properties 15
General XOR Starter 10
General Encoding Challenge 40
General Bytes and Big Integers 10
General Base64 10
Introduction Network Attacks 5
Introduction Great Snakes 3
General Hex 5
General ASCII 5
Introduction Finding Flags 2

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