| Date | User | Challenge | Score |
| Next0202 | Modular Arithmetic 2 | 20 | |
| Lauren319 | Monoprime | 30 | |
| Lauren319 | Factoring | 15 | |
| Lauren319 | RSA Signatures | 25 | |
| NoobTokki | Base64 | 10 | |
| Lauren319 | RSA Decryption | 20 | |
| Lauren319 | Private Keys | 20 | |
| Lauren319 | Euler's Totient | 20 | |
| NoobTokki | Hex | 5 | |
| Lauren319 | Public Keys | 15 | |
| Lauren319 | Modular Exponentiation | 10 | |
| Lauren319 | Modular Binomials | 80 | |
| NoobTokki | ASCII | 5 | |
| rweb | Modular Exponentiation | 10 | |
| Lauren319 | Adrien's Signs | 80 | |
| Lauren319 | Chinese Remainder Theorem | 40 | |
| Lauren319 | Modular Square Root | 35 | |
| NoobTokki | Network Attacks | 5 | |
| Lauren319 | Legendre Symbol | 35 | |
| T1K0M0_N4K4M4 | ASCII | 5 | |
| Lauren319 | Quadratic Residues | 25 | |
| Lauren319 | Modular Inverting | 25 | |
| kai06 | Modulus Inutilis | 50 | |
| Lauren319 | Modular Arithmetic 2 | 20 | |
| GAlvarado | Great Snakes | 3 | |
| Lauren319 | Modular Arithmetic 1 | 20 | |
| Lauren319 | Extended GCD | 20 | |
| Lauren319 | Greatest Common Divisor | 15 | |
| Lauren319 | You either know, XOR you don't | 30 | |
| Lauren319 | Favourite byte | 20 | |
| NoobTokki | Great Snakes | 3 | |
| GAlvarado | Finding Flags | 2 | |
| NoobTokki | Finding Flags | 2 | |
| sp1n0z4 | Network Attacks | 5 | |
| jguillen | Finding Flags | 2 | |
| T1K0M0_N4K4M4 | Great Snakes | 3 | |
| hmd0102 | No Way Back Home | 100 | |
| Chaosdragon789 | Point Negation | 10 | |
| cavazinf | Export-grade | 100 | |
| Nihal_21 | Modular Inverting | 25 | |
| Next0202 | Modular Arithmetic 1 | 20 | |
| Nihal_21 | Modular Arithmetic 2 | 20 | |
| MaxiErnesto | Favourite byte | 20 | |
| T1K0M0_N4K4M4 | Finding Flags | 2 | |
| hmd0102 | Find the Lattice | 100 | |
| mathical0732 | Keyed Permutations | 5 | |
| Nihal_21 | Modular Arithmetic 1 | 20 | |
| MaxiErnesto | XOR Properties | 15 | |
| ElMart | Finding Flags | 2 | |
| Nihal_21 | Extended GCD | 20 |
You are now level Current level