| Date | User | Challenge | Score |
| starplatinum | Bytes and Big Integers | 10 | |
| luwofi | Structure of AES | 15 | |
| hanahiennguyen | Finding Flags | 2 | |
| luwofi | Resisting Bruteforce | 10 | |
| luwofi | Keyed Permutations | 5 | |
| saidegala321 | XOR Properties | 15 | |
| minhpham | Size and Basis | 15 | |
| Asani24 | You either know, XOR you don't | 30 | |
| savil | Finding Flags | 2 | |
| Asani24 | Favourite byte | 20 | |
| minhpham | Vectors | 10 | |
| luwofi | Modular Binomials | 80 | |
| Mineiro | Great Snakes | 3 | |
| Asani24 | XOR Properties | 15 | |
| Mineiro | Finding Flags | 2 | |
| saidegala321 | XOR Starter | 10 | |
| saidegala321 | Bytes and Big Integers | 10 | |
| moranqy | Greatest Common Divisor | 15 | |
| zkd2122 | ASCII | 5 | |
| BlueBandit | Hex | 5 | |
| Asani24 | XOR Starter | 10 | |
| luwofi | Adrien's Signs | 80 | |
| saidegala321 | Base64 | 10 | |
| r1k | Favourite byte | 20 | |
| kerul | Greatest Common Divisor | 15 | |
| r1k | XOR Properties | 15 | |
| BlueBandit | ASCII | 5 | |
| phat1911 | Curveball | 100 | |
| Nithi | Modular Arithmetic 2 | 20 | |
| r1k | XOR Starter | 10 | |
| r1k | Bytes and Big Integers | 10 | |
| Nithi | Modular Inverting | 25 | |
| miaomiao666 | RSA Signatures | 25 | |
| r1k | Base64 | 10 | |
| r1k | Hex | 5 | |
| miaomiao666 | RSA Decryption | 20 | |
| r1k | ASCII | 5 | |
| Hexerei | JWT Secrets | 25 | |
| r1k | Great Snakes | 3 | |
| wawira | Modular Binomials | 80 | |
| miaomiao666 | Private Keys | 20 | |
| miaomiao666 | Euler's Totient | 20 | |
| wawira | Adrien's Signs | 80 | |
| luwofi | Chinese Remainder Theorem | 40 | |
| miaomiao666 | Public Keys | 15 | |
| wawira | Chinese Remainder Theorem | 40 | |
| wawira | Modular Square Root | 35 | |
| miaomiao666 | Modular Exponentiation | 10 | |
| wawira | Legendre Symbol | 35 | |
| P3ekaboo | Passwords as Keys | 50 |
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