Pardhiuman

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Solved Challenges

General Encoding Challenge 40
Elliptic Curves Point Negation 10
RSA Factoring 15
Symmetric Ciphers ECB Oracle 60
Symmetric Ciphers Modes of Operation Starter 15
Symmetric Ciphers Flipping Cookie 60
Symmetric Ciphers ECB CBC WTF 55
Elliptic Curves Efficient Exchange 50
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
Elliptic Curves Background Reading 5
Mathematics Modular Binomials 80
Mathematics Chinese Remainder Theorem 40
Mathematics Quadratic Residues 25
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Greatest Common Divisor 15
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers Bringing It All Together 50
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
Symmetric Ciphers Keyed Permutations 5
General Bytes and Big Integers 10
Introduction Great Snakes 3
General XOR Properties 15
General XOR Starter 10
General Base64 10
General Hex 5
General ASCII 5
Introduction Finding Flags 2

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