| Date | User | Challenge | Score |
| Seq | Great Snakes | 3 | |
| Seq | Finding Flags | 2 | |
| 3ys | Resisting Bruteforce | 10 | |
| tacex_ | Legendre Symbol | 35 | |
| 3ys | Keyed Permutations | 5 | |
| stevenferg | Modular Square Root | 35 | |
| SamuelsDev441 | XOR Starter | 10 | |
| gamebun | Round Keys | 20 | |
| kurumi_11 | Salty | 20 | |
| SamuelsDev441 | Bytes and Big Integers | 10 | |
| masterpieace | Finding Flags | 2 | |
| hack_use_math | Endless Emails | 150 | |
| SamuelsDev441 | Base64 | 10 | |
| SamuelsDev441 | Hex | 5 | |
| SamuelsDev441 | ASCII | 5 | |
| SamuelsDev441 | Great Snakes | 3 | |
| SamuelsDev441 | Finding Flags | 2 | |
| kurumi_11 | Manyprime | 40 | |
| gamebun | Structure of AES | 15 | |
| amazouz | ASCII | 5 | |
| BasharAhmed | ProSign 3 | 100 | |
| kurumi_11 | Monoprime | 30 | |
| cryptohack137 | Modular Square Root | 35 | |
| BasharAhmed | Curveball | 100 | |
| BasharAhmed | Smooth Criminal | 60 | |
| y4mm1 | Non-Interactive | 35 | |
| gamebun | Resisting Bruteforce | 10 | |
| mad_irish | Base64 | 10 | |
| kurumi_11 | Factoring | 15 | |
| gamebun | Keyed Permutations | 5 | |
| BasharAhmed | Montgomery's Ladder | 40 | |
| girvb | XOR Starter | 10 | |
| BasharAhmed | Efficient Exchange | 50 | |
| girvb | Bytes and Big Integers | 10 | |
| CoolAndre07 | Modular Inverting | 25 | |
| CoolAndre07 | Modular Arithmetic 2 | 20 | |
| CoolAndre07 | Modular Arithmetic 1 | 20 | |
| BasharAhmed | Curves and Logs | 40 | |
| CoolAndre07 | Extended GCD | 20 | |
| CoolAndre07 | Greatest Common Divisor | 15 | |
| CoolAndre07 | Lemur XOR | 40 | |
| BasharAhmed | Scalar Multiplication | 35 | |
| CoolAndre07 | You either know, XOR you don't | 30 | |
| CoolAndre07 | Favourite byte | 20 | |
| CoolAndre07 | XOR Properties | 15 | |
| CoolAndre07 | XOR Starter | 10 | |
| CoolAndre07 | Encoding Challenge | 40 | |
| BasharAhmed | Point Addition | 30 | |
| hack_use_math | LWE Background | 5 | |
| AboEl5yr | Extended GCD | 20 |
You are now level Current level