| Date | User | Challenge | Score |
| kingpota | Finding Flags | 2 | |
| MinhTL7 | XOR Properties | 15 | |
| D3yAaN | JSON in JSON | 40 | |
| cbr4l0k | Special Soundness | 25 | |
| hoomishalom | Everything is Big | 70 | |
| erickao | Round Keys | 20 | |
| moritzraho | Favourite byte | 20 | |
| yogi33788 | Great Snakes | 3 | |
| KintaZi | Greatest Common Divisor | 15 | |
| adithyaa_rg | XOR Properties | 15 | |
| MinhTL7 | XOR Starter | 10 | |
| Ind3xO4 | Base64 | 10 | |
| yogi33788 | Finding Flags | 2 | |
| Ind3xO4 | Hex | 5 | |
| Ind3xO4 | ASCII | 5 | |
| adithyaa_rg | XOR Starter | 10 | |
| KintaZi | You either know, XOR you don't | 30 | |
| Ind3xO4 | Great Snakes | 3 | |
| Ind3xO4 | Finding Flags | 2 | |
| KintaZi | Favourite byte | 20 | |
| spy003 | Stream of Consciousness | 80 | |
| MinhTL7 | Bytes and Big Integers | 10 | |
| Lamanade | Everything is Big | 70 | |
| julienberlin | Finding Flags | 2 | |
| adithyaa_rg | Bytes and Big Integers | 10 | |
| KintaZi | XOR Properties | 15 | |
| rush_i | Bringing It All Together | 50 | |
| hoomishalom | Modulus Inutilis | 50 | |
| MinhTL7 | Base64 | 10 | |
| adithyaa_rg | Base64 | 10 | |
| KintaZi | XOR Starter | 10 | |
| MinhTL7 | Hex | 5 | |
| amoelle | Modular Arithmetic 2 | 20 | |
| hoomishalom | Salty | 20 | |
| cbr4l0k | Proofs of Knowledge | 20 | |
| Dewin | Diffusion through Permutation | 30 | |
| KintaZi | Bytes and Big Integers | 10 | |
| hoomishalom | RSA Signatures | 25 | |
| Charararu | Base64 | 10 | |
| Agilprasetyo | Hex | 5 | |
| Charararu | Hex | 5 | |
| MinhTL7 | ASCII | 5 | |
| Dewin | Confusion through Substitution | 25 | |
| hoomishalom | RSA Decryption | 20 | |
| Agilprasetyo | ASCII | 5 | |
| Lamanade | Modulus Inutilis | 50 | |
| hoomishalom | Private Keys | 20 | |
| hoomishalom | Euler's Totient | 20 | |
| hoomishalom | Public Keys | 15 | |
| Charararu | ASCII | 5 |
You are now level Current level