| Date | User | Challenge | Score |
| beenoy | Finding Flags | 2 | |
| asdfeugs | Bytes and Big Integers | 10 | |
| asdfeugs | Base64 | 10 | |
| ChiefoftheFrak | ASCII | 5 | |
| ChiefoftheFrak | Great Snakes | 3 | |
| ChiefoftheFrak | Finding Flags | 2 | |
| asdfeugs | Hex | 5 | |
| asdfeugs | ASCII | 5 | |
| OrangeOwl48 | Bytes and Big Integers | 10 | |
| OrangeOwl48 | Base64 | 10 | |
| lydxn | Composite Isogenies | 60 | |
| OrangeOwl48 | Hex | 5 | |
| asdfeugs | Great Snakes | 3 | |
| OrangeOwl48 | ASCII | 5 | |
| grazkaa | ProSign 3 | 100 | |
| OrangeOwl48 | Great Snakes | 3 | |
| OrangeOwl48 | Finding Flags | 2 | |
| asdfeugs | Finding Flags | 2 | |
| O_RT | Extended GCD | 20 | |
| kingshukr | Hex | 5 | |
| kingshukr | ASCII | 5 | |
| kingshukr | Great Snakes | 3 | |
| kingshukr | Finding Flags | 2 | |
| h_u84fd | You either know, XOR you don't | 30 | |
| SenyaYVL | Euler's Totient | 20 | |
| h_u84fd | Favourite byte | 20 | |
| SenyaYVL | Public Keys | 15 | |
| SenyaYVL | Modular Exponentiation | 10 | |
| karl0408 | Legendre Symbol | 35 | |
| __Username | Chinese Remainder Theorem | 40 | |
| DetectiveBunny11 | You either know, XOR you don't | 30 | |
| h_u84fd | XOR Properties | 15 | |
| SenyaYVL | ECB Oracle | 60 | |
| SenyaYVL | Passwords as Keys | 50 | |
| SenyaYVL | Modes of Operation Starter | 15 | |
| hack_use_math | Smooth Criminal | 60 | |
| SenyaYVL | Bringing It All Together | 50 | |
| __Username | Modular Square Root | 35 | |
| O_RT | Greatest Common Divisor | 15 | |
| irritable_hacker | Symmetry | 50 | |
| SenyaYVL | Diffusion through Permutation | 30 | |
| SenyaYVL | Confusion through Substitution | 25 | |
| SenyaYVL | Round Keys | 20 | |
| DetectiveBunny11 | Favourite byte | 20 | |
| ra_mn | Diffusion through Permutation | 30 | |
| SenyaYVL | Structure of AES | 15 | |
| solenef | XOR Properties | 15 | |
| h_u84fd | XOR Starter | 10 | |
| hack_use_math | Montgomery's Ladder | 40 | |
| SenyaYVL | Resisting Bruteforce | 10 |
You are now level Current level