| Date | User | Challenge | Score |
| epicsupergamr | Great Snakes | 3 | |
| Kanad3 | Modular Binomials | 80 | |
| 0x3af72 | Modular Inverting | 25 | |
| francesco12311 | Finding Flags | 2 | |
| McDOnaldo | Base64 | 10 | |
| epicsupergamr | Finding Flags | 2 | |
| McDOnaldo | Hex | 5 | |
| McDOnaldo | ASCII | 5 | |
| McDOnaldo | Great Snakes | 3 | |
| kmanu225 | Flipping Cookie | 60 | |
| enqn0107 | Modulus Inutilis | 50 | |
| jarnis | Bytes and Big Integers | 10 | |
| OKlllng | Quadratic Residues | 25 | |
| kruuze | Modular Arithmetic 1 | 20 | |
| jc0228 | XOR Starter | 10 | |
| jarnis | Base64 | 10 | |
| jarnis | Hex | 5 | |
| kruuze | Extended GCD | 20 | |
| jarnis | ASCII | 5 | |
| jarnis | Great Snakes | 3 | |
| kruuze | Greatest Common Divisor | 15 | |
| utkrishtrawat | Greatest Common Divisor | 15 | |
| jarnis | Finding Flags | 2 | |
| learnercryptohac | Bringing It All Together | 50 | |
| jc0228 | Bytes and Big Integers | 10 | |
| jc0228 | Base64 | 10 | |
| enqn0107 | Salty | 20 | |
| deathknight | A True Genus | 175 | |
| 0x3af72 | Modular Arithmetic 2 | 20 | |
| 0x3af72 | Modular Arithmetic 1 | 20 | |
| enqn0107 | Manyprime | 40 | |
| anarcheuz | Fischlin Transform | 180 | |
| 0x3af72 | Extended GCD | 20 | |
| jkendall | Structure of AES | 15 | |
| 0x3af72 | Greatest Common Divisor | 15 | |
| Risto510 | XOR Starter | 10 | |
| Risto510 | Bytes and Big Integers | 10 | |
| OKlllng | Modular Inverting | 25 | |
| Risto510 | Base64 | 10 | |
| Risto510 | Hex | 5 | |
| Risto510 | ASCII | 5 | |
| Risto510 | Great Snakes | 3 | |
| enqn0107 | Monoprime | 30 | |
| deathknight | André Encoding | 80 | |
| deathknight | Abelian SIDH | 90 | |
| deathknight | Dual Masters | 90 | |
| oiji | Point Negation | 10 | |
| OKlllng | Modular Arithmetic 2 | 20 | |
| xfnx | Cofactor Cofantasy | 150 | |
| learnercryptohac | Diffusion through Permutation | 30 |
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