| Date | User | Challenge | Score |
| fabs2 | Efficient Exchange | 50 | |
| 756TrollerLujanC | ECB Oracle | 60 | |
| MoltenGamaLC | Chinese Remainder Theorem | 40 | |
| kaisu980 | RSA Signatures | 25 | |
| whimpity_womp | Modular Inverting | 25 | |
| fabs2 | Curves and Logs | 40 | |
| trofa | Montgomery's Ladder | 40 | |
| kaisu980 | RSA Decryption | 20 | |
| fabs2 | Scalar Multiplication | 35 | |
| Sharan07 | ECB Oracle | 60 | |
| MoltenGamaLC | Modular Square Root | 35 | |
| fabs2 | Point Addition | 30 | |
| Cronoz00 | Successive Powers | 60 | |
| PatoDoronDad | Public Keys | 15 | |
| TKO_Z3RO | Base64 | 10 | |
| kaisu980 | Private Keys | 20 | |
| fabs2 | Point Negation | 10 | |
| trofa | Efficient Exchange | 50 | |
| MoltenGamaLC | Legendre Symbol | 35 | |
| pezdokril | ASCII | 5 | |
| fabs2 | Background Reading | 5 | |
| TKO_Z3RO | Hex | 5 | |
| kaisu980 | Euler's Totient | 20 | |
| trofa | Curves and Logs | 40 | |
| 756TrollerLujanC | Passwords as Keys | 50 | |
| trofa | Scalar Multiplication | 35 | |
| oussamahc | ASCII | 5 | |
| trofa | Point Addition | 30 | |
| MoltenGamaLC | Quadratic Residues | 25 | |
| trofa | Point Negation | 10 | |
| kaisu980 | Public Keys | 15 | |
| TKO_Z3RO | ASCII | 5 | |
| Cronoz00 | Encoding Challenge | 40 | |
| trofa | Background Reading | 5 | |
| kaisu980 | Modular Exponentiation | 10 | |
| trofa | Export-grade | 100 | |
| owlybyte | Resisting Bruteforce | 10 | |
| TKO_Z3RO | Network Attacks | 5 | |
| kaisu980 | Bean Counter | 60 | |
| kaisu980 | Symmetry | 50 | |
| mariakorotkova | Finding Flags | 2 | |
| 756TrollerLujanC | Modes of Operation Starter | 15 | |
| whimpity_womp | Modular Arithmetic 2 | 20 | |
| kaisu980 | Flipping Cookie | 60 | |
| Lxsn | Base64 | 10 | |
| 756TrollerLujanC | Bringing It All Together | 50 | |
| PatoDoronDad | Modular Exponentiation | 10 | |
| whimpity_womp | Modular Arithmetic 1 | 20 | |
| kaisu980 | ECB CBC WTF | 55 | |
| kaisu980 | ECB Oracle | 60 |
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