| Date | User | Challenge | Score |
| shrimp2845 | Deriving Symmetric Keys | 40 | |
| uuuuuuuuuuuuuuuu | ASCII | 5 | |
| aunizul | Great Snakes | 3 | |
| Samuel000 | Resisting Bruteforce | 10 | |
| diego11 | Great Snakes | 3 | |
| m4cr0 | Smooth Criminal | 60 | |
| shrimp2845 | Computing Shared Secrets | 30 | |
| diego11 | Finding Flags | 2 | |
| asddsaqweewq | Greatest Common Divisor | 15 | |
| uuuuuuuuuuuuuuuu | Great Snakes | 3 | |
| uuuuuuuuuuuuuuuu | Finding Flags | 2 | |
| aunizul | Finding Flags | 2 | |
| shield_hero | Finding Flags | 2 | |
| shrimp2845 | Computing Public Values | 25 | |
| jimsteph | Working with Fields | 10 | |
| Samuel000 | Keyed Permutations | 5 | |
| DaBot | Deriving Symmetric Keys | 40 | |
| DaBot | Computing Shared Secrets | 30 | |
| nalina3179 | ECB Oracle | 60 | |
| Lord_Ping | Chinese Remainder Theorem | 40 | |
| ammilzr1 | Base64 | 10 | |
| ammilzr1 | Hex | 5 | |
| ammilzr1 | ASCII | 5 | |
| ammilzr1 | Great Snakes | 3 | |
| shrimp2845 | Generators of Groups | 20 | |
| m4cr0 | Montgomery's Ladder | 40 | |
| aunizul | JWT Sessions | 10 | |
| NIHAAR | Finding Flags | 2 | |
| violaborealis | Modular Inverting | 25 | |
| aunizul | Token Appreciation | 5 | |
| asddsaqweewq | You either know, XOR you don't | 30 | |
| shrimp2845 | Working with Fields | 10 | |
| ammilzr1 | Finding Flags | 2 | |
| MuhammadTIB | Monoprime | 30 | |
| prachurja | Hex | 5 | |
| allr0sh | You either know, XOR you don't | 30 | |
| shrimp2845 | Manyprime | 40 | |
| m4cr0 | Efficient Exchange | 50 | |
| prachurja | ASCII | 5 | |
| shrimp2845 | Everything is Big | 70 | |
| hacktest_cypher | Finding Flags | 2 | |
| Raccoon42 | Abelian SIDH | 90 | |
| shrimp2845 | Modulus Inutilis | 50 | |
| Mellivora | Export-grade | 100 | |
| Luoyu | Base64 | 10 | |
| Luoyu | Hex | 5 | |
| violaborealis | Modular Arithmetic 2 | 20 | |
| Luoyu | ASCII | 5 | |
| Luoyu | Great Snakes | 3 | |
| MF47 | Base64 | 10 |
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