| Date | User | Challenge | Score |
| Ammar_amm | Computing Shared Secrets | 30 | |
| 9tsrC_s | XOR Starter | 10 | |
| Ammar_amm | Computing Public Values | 25 | |
| Ammar_amm | Generators of Groups | 20 | |
| Ammar_amm | Working with Fields | 10 | |
| RezoXYT | Great Snakes | 3 | |
| Ankiy25 | Great Snakes | 3 | |
| Ammar_amm | Modulus Inutilis | 50 | |
| AltFreq | Passwords as Keys | 50 | |
| AltFreq | Modes of Operation Starter | 15 | |
| 9an3shk | Great Snakes | 3 | |
| Ammar_amm | Salty | 20 | |
| Ammar_amm | Manyprime | 40 | |
| RezoXYT | Finding Flags | 2 | |
| PichiRavilyoni | Hex | 5 | |
| Ammar_amm | Monoprime | 30 | |
| dcol61 | Base64 | 10 | |
| Ammar_amm | Factoring | 15 | |
| AltFreq | Bringing It All Together | 50 | |
| AltFreq | Diffusion through Permutation | 30 | |
| Abdulrahman20 | Resisting Bruteforce | 10 | |
| AltFreq | Confusion through Substitution | 25 | |
| AltFreq | Round Keys | 20 | |
| AltFreq | Structure of AES | 15 | |
| AltFreq | Resisting Bruteforce | 10 | |
| AltFreq | Keyed Permutations | 5 | |
| Ammar_amm | RSA Signatures | 25 | |
| Ankiy25 | Finding Flags | 2 | |
| AltFreq | Modular Binomials | 80 | |
| AltFreq | Adrien's Signs | 80 | |
| AltFreq | Chinese Remainder Theorem | 40 | |
| AltFreq | Modular Square Root | 35 | |
| AltFreq | Legendre Symbol | 35 | |
| AltFreq | Quadratic Residues | 25 | |
| AltFreq | Modular Inverting | 25 | |
| AltFreq | Modular Arithmetic 2 | 20 | |
| AltFreq | Modular Arithmetic 1 | 20 | |
| AltFreq | Extended GCD | 20 | |
| AltFreq | Greatest Common Divisor | 15 | |
| 9an3shk | Finding Flags | 2 | |
| nvtp05112 | You either know, XOR you don't | 30 | |
| Abdulrahman20 | Keyed Permutations | 5 | |
| AltFreq | You either know, XOR you don't | 30 | |
| AltFreq | XOR Properties | 15 | |
| AltFreq | Favourite byte | 20 | |
| AltFreq | XOR Starter | 10 | |
| AltFreq | Bytes and Big Integers | 10 | |
| AltFreq | Great Snakes | 3 | |
| Kazum1244 | XOR Properties | 15 | |
| 9tsrC_s | Bytes and Big Integers | 10 |
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