| Date | User | Challenge | Score |
| reihakiri | Resisting Bruteforce | 10 | |
| Kiograh_ | Legendre Symbol | 35 | |
| reihakiri | Keyed Permutations | 5 | |
| alzzz | Lazy CBC | 60 | |
| SanchezSquad | Special Isogenies | 30 | |
| EvenJ0b | You either know, XOR you don't | 30 | |
| richmoneybank479 | Montgomery's Ladder | 40 | |
| EvenJ0b | Favourite byte | 20 | |
| EvenJ0b | XOR Properties | 15 | |
| pew_pew | Modular Inverting | 25 | |
| qchrqf | Modular Inverting | 25 | |
| EvenJ0b | XOR Starter | 10 | |
| g0ld3 | Diffusion through Permutation | 30 | |
| pew_pew | Modular Arithmetic 2 | 20 | |
| qchrqf | Modular Arithmetic 2 | 20 | |
| hammerbro4567 | Quadratic Residues | 25 | |
| Kiograh_ | Quadratic Residues | 25 | |
| pew_pew | Modular Arithmetic 1 | 20 | |
| qchrqf | Modular Arithmetic 1 | 20 | |
| qchrqf | Extended GCD | 20 | |
| lololololokol | Parameter Injection | 60 | |
| EvenJ0b | Bytes and Big Integers | 10 | |
| pew_pew | Extended GCD | 20 | |
| Kiograh_ | Modular Inverting | 25 | |
| MrCobblepot | XOR Properties | 15 | |
| EvenJ0b | Base64 | 10 | |
| Kiograh_ | Modular Arithmetic 2 | 20 | |
| Kiograh_ | Modular Arithmetic 1 | 20 | |
| VI | Great Snakes | 3 | |
| VI | Finding Flags | 2 | |
| EvenJ0b | Hex | 5 | |
| sixsquareAI | C0ll1d3r (Firebird Internal CTF) | 0 | |
| tralexa | Modular Square Root | 35 | |
| EvenJ0b | ASCII | 5 | |
| abel_mc | XOR Starter | 10 | |
| EvenJ0b | Great Snakes | 3 | |
| EvenJ0b | Finding Flags | 2 | |
| tralexa | Legendre Symbol | 35 | |
| ezequielgalvez | Manyprime | 40 | |
| abel_mc | Bytes and Big Integers | 10 | |
| tralexa | Quadratic Residues | 25 | |
| Sahil_03 | Favourite byte | 20 | |
| ezequielgalvez | Square Eyes | 35 | |
| lololololokol | Deriving Symmetric Keys | 40 | |
| Sahil_03 | XOR Properties | 15 | |
| ezequielgalvez | Monoprime | 30 | |
| ezequielgalvez | Inferius Prime | 30 | |
| oleg_magalyas | Export-grade | 100 | |
| oleg_magalyas | Parameter Injection | 60 | |
| IgnacioMercaich | You either know, XOR you don't | 30 |
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