| Date | User | Challenge | Score |
| ItzR4heem | Finding Flags | 2 | |
| Nishchal | Keyed Permutations | 5 | |
| MarcosM | Base64 | 10 | |
| Zira | Modular Inverting | 25 | |
| Zira | Modular Arithmetic 2 | 20 | |
| Zira | Modular Arithmetic 1 | 20 | |
| TTiny | Legendre Symbol | 35 | |
| MarcosM | Bytes and Big Integers | 10 | |
| TAMaMi | Hex | 5 | |
| Dr1o02 | CTRIME | 70 | |
| 2533035070 | Finding Flags | 2 | |
| TAMaMi | ASCII | 5 | |
| TAMaMi | Great Snakes | 3 | |
| TAMaMi | Finding Flags | 2 | |
| Dr1o02 | Bean Counter | 60 | |
| e2030 | Modular Arithmetic 2 | 20 | |
| jeevous | Keyed Permutations | 5 | |
| n30nx | Blinding Light | 120 | |
| e2030 | Modular Arithmetic 1 | 20 | |
| Jacobw | ProSign 3 | 100 | |
| Jacobw | Curveball | 100 | |
| Jacobw | Montgomery's Ladder | 40 | |
| Jacobw | Efficient Exchange | 50 | |
| Jacobw | Curves and Logs | 40 | |
| Jacobw | Scalar Multiplication | 35 | |
| n30nx | Let's Decrypt | 80 | |
| Jacobw | Point Addition | 30 | |
| Jacobw | Point Negation | 10 | |
| zhoujiekilll | Base64 | 10 | |
| zszs321321 | Bytes and Big Integers | 10 | |
| Jacobw | Export-grade | 100 | |
| Jacobw | Parameter Injection | 60 | |
| Jacobw | Deriving Symmetric Keys | 40 | |
| salmon | Base64 | 10 | |
| Jacobw | Computing Shared Secrets | 30 | |
| Jacobw | Computing Public Values | 25 | |
| Jacobw | Generators of Groups | 20 | |
| Jacobw | Working with Fields | 10 | |
| MasterLJ | ASCII | 5 | |
| salmon | Hex | 5 | |
| Jacobw | Modulus Inutilis | 50 | |
| Jacobw | Salty | 20 | |
| MasterLJ | Great Snakes | 3 | |
| salmon | ASCII | 5 | |
| Jacobw | Manyprime | 40 | |
| Jacobw | Monoprime | 30 | |
| salmon | Great Snakes | 3 | |
| Jacobw | Factoring | 15 | |
| salmon | Finding Flags | 2 | |
| MasterLJ | Finding Flags | 2 |
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