| Date | User | Challenge | Score |
| nore | Great Snakes | 3 | |
| jennastic0_0 | Great Snakes | 3 | |
| nore | Finding Flags | 2 | |
| jennastic0_0 | Finding Flags | 2 | |
| theodor_run | Base64 | 10 | |
| Brandyy | Extended GCD | 20 | |
| papamitaa | Modular Binomials | 80 | |
| Brandyy | Greatest Common Divisor | 15 | |
| RonnieKipkoech | Modular Arithmetic 1 | 20 | |
| modestrebel4012 | Bytes and Big Integers | 10 | |
| jennastic0_0 | Jack's Birthday Confusion | 30 | |
| ra_mn | Working with Fields | 10 | |
| ObsidianTrace | Favourite byte | 20 | |
| jennastic0_0 | Jack's Birthday Hash | 20 | |
| Sidny | Square Eyes | 35 | |
| JanM10 | Great Snakes | 3 | |
| W0lf_19S | Structure of AES | 15 | |
| mathical0732 | Modes of Operation Starter | 15 | |
| modestrebel4012 | Base64 | 10 | |
| ObsidianTrace | XOR Properties | 15 | |
| modestrebel4012 | Hex | 5 | |
| renkon | XOR Properties | 15 | |
| papamitaa | Legendre Symbol | 35 | |
| macuo | XOR Starter | 10 | |
| Asil | Chinese Remainder Theorem | 40 | |
| modestrebel4012 | ASCII | 5 | |
| mukami | Legendre Symbol | 35 | |
| papamitaa | Modular Square Root | 35 | |
| pwnz4r | ASCII | 5 | |
| TheMage | Bytes and Big Integers | 10 | |
| Kevin_Munene | Modular Binomials | 80 | |
| renkon | XOR Starter | 10 | |
| Sidny | RSA Signatures | 25 | |
| hedge_hedgehog | Factoring | 15 | |
| modestrebel4012 | Great Snakes | 3 | |
| papamitaa | Adrien's Signs | 80 | |
| dredre21 | Modular Binomials | 80 | |
| modestrebel4012 | Finding Flags | 2 | |
| Hackappatoio | You either know, XOR you don't | 30 | |
| papamitaa | Chinese Remainder Theorem | 40 | |
| pwnz4r | Great Snakes | 3 | |
| RonnieKipkoech | Extended GCD | 20 | |
| Kevin_Munene | Adrien's Signs | 80 | |
| takoua | Computing Shared Secrets | 30 | |
| Sidny | RSA Decryption | 20 | |
| joao_nogueira | Resisting Bruteforce | 10 | |
| renkon | Bytes and Big Integers | 10 | |
| takoua | You either know, XOR you don't | 30 | |
| Sidny | Private Keys | 20 | |
| NoTinyxd | XOR Starter | 10 |
You are now level Current level