KSokolov
Trophy Case
Solved Challenges
| 6 Apr 25 | RSA | Marin's Secrets | 50 |
| 6 Apr 25 | RSA | Infinite Descent | 50 |
| 6 Apr 25 | RSA | Endless Emails | 150 |
| 6 Apr 25 | RSA | Everything is Still Big | 100 |
| 6 Apr 25 | RSA | Crossed Wires | 100 |
| 31 Mar 25 | RSA | Everything is Big | 70 |
| 31 Mar 25 | RSA | Modulus Inutilis | 50 |
| 31 Mar 25 | RSA | Salty | 20 |
| 31 Mar 25 | RSA | Manyprime | 40 |
| 31 Mar 25 | RSA | Square Eyes | 35 |
| 31 Mar 25 | RSA | Monoprime | 30 |
| 31 Mar 25 | RSA | Inferius Prime | 30 |
| 31 Mar 25 | RSA | Factoring | 15 |
| 31 Mar 25 | RSA | RSA Signatures | 25 |
| 31 Mar 25 | RSA | RSA Decryption | 20 |
| 31 Mar 25 | RSA | Private Keys | 20 |
| 31 Mar 25 | RSA | Euler's Totient | 20 |
| 31 Mar 25 | RSA | Public Keys | 15 |
| 31 Mar 25 | RSA | Modular Exponentiation | 10 |
| 30 Mar 25 | Elliptic Curves | Elliptic Nodes | 150 |
| 30 Mar 25 | Elliptic Curves | Background Reading | 5 |
| 30 Mar 25 | Elliptic Curves | Smooth Criminal | 60 |
| 30 Mar 25 | Elliptic Curves | Micro Transmissions | 120 |
| 29 Mar 25 | Diffie-Hellman | Deriving Symmetric Keys | 40 |
| 29 Mar 25 | Diffie-Hellman | Computing Shared Secrets | 30 |
| 28 Mar 25 | Diffie-Hellman | Computing Public Values | 25 |
| 28 Mar 25 | Mathematics | No Way Back Home | 100 |
| 27 Mar 25 | Mathematics | Adrien's Signs | 80 |
| 27 Mar 25 | Mathematics | Broken RSA | 100 |
| 27 Mar 25 | Mathematics | Successive Powers | 60 |
| 27 Mar 25 | Mathematics | Modular Binomials | 80 |
| 27 Mar 25 | Mathematics | Chinese Remainder Theorem | 40 |
| 27 Mar 25 | Mathematics | Modular Square Root | 35 |
| 27 Mar 25 | Mathematics | Legendre Symbol | 35 |
| 20 Mar 25 | Mathematics | Quadratic Residues | 25 |
| 20 Mar 25 | General | Modular Inverting | 25 |
| 20 Mar 25 | General | Modular Arithmetic 2 | 20 |
| 20 Mar 25 | General | Modular Arithmetic 1 | 20 |
| 20 Mar 25 | General | Extended GCD | 20 |
| 20 Mar 25 | General | Greatest Common Divisor | 15 |
| 20 Mar 25 | Symmetric Ciphers | Passwords as Keys | 50 |
| 20 Mar 25 | Symmetric Ciphers | Modes of Operation Starter | 15 |
| 20 Mar 25 | Introduction | Network Attacks | 5 |
| 20 Mar 25 | General | You either know, XOR you don't | 30 |
| 20 Mar 25 | General | Favourite byte | 20 |
| 20 Mar 25 | General | XOR Properties | 15 |
| 20 Mar 25 | General | XOR Starter | 10 |
| 20 Mar 25 | General | Bytes and Big Integers | 10 |
| 20 Mar 25 | General | Base64 | 10 |
| 20 Mar 25 | General | Hex | 5 |
| 20 Mar 25 | General | ASCII | 5 |
| 11 Dec 24 | Introduction | Great Snakes | 3 |
| 11 Dec 24 | Introduction | Finding Flags | 2 |
| 27 Nov 24 | Diffie-Hellman | Generators of Groups | 20 |
| 27 Nov 24 | Diffie-Hellman | Working with Fields | 10 |
| 21 Nov 24 | Symmetric Ciphers | Bringing It All Together | 50 |
| 21 Nov 24 | Symmetric Ciphers | Diffusion through Permutation | 30 |
| 20 Nov 24 | Symmetric Ciphers | Confusion through Substitution | 25 |
| 19 Nov 24 | Symmetric Ciphers | Round Keys | 20 |
| 19 Nov 24 | Symmetric Ciphers | Structure of AES | 15 |
| 19 Nov 24 | Symmetric Ciphers | Resisting Bruteforce | 10 |
| 19 Nov 24 | Symmetric Ciphers | Keyed Permutations | 5 |
