| Date | User | Challenge | Score |
| ahhhhsnake | Great Snakes | 3 | |
| ahhhhsnake | Finding Flags | 2 | |
| Lan0voy | Passwords as Keys | 50 | |
| Lan0voy | Modes of Operation Starter | 15 | |
| Hollycazzanigi | Finding Flags | 2 | |
| intisarstar | ASCII | 5 | |
| intisarstar | Great Snakes | 3 | |
| intisarstar | Finding Flags | 2 | |
| Lan0voy | Bringing It All Together | 50 | |
| peak777774 | Bytes and Big Integers | 10 | |
| r3xdj | Secure Protocols | 5 | |
| kerul | You either know, XOR you don't | 30 | |
| r3xdj | Modulus Inutilis | 50 | |
| skiller3478 | Noise Free | 40 | |
| jonnytang | Montgomery's Ladder | 40 | |
| jaylett23 | Deriving Symmetric Keys | 40 | |
| jaylett23 | Computing Shared Secrets | 30 | |
| r3xdj | Computing Shared Secrets | 30 | |
| jaylett23 | Computing Public Values | 25 | |
| r3xdj | Computing Public Values | 25 | |
| jaylett23 | Generators of Groups | 20 | |
| jaylett23 | Working with Fields | 10 | |
| Lan0voy | Diffusion through Permutation | 30 | |
| jaylett23 | Modulus Inutilis | 50 | |
| r3xdj | Generators of Groups | 20 | |
| jmchjchaviano | Finding Flags | 2 | |
| Z3U55 | Bespoke Padding | 100 | |
| Qu1n7as | Moving Problems | 150 | |
| jaylett23 | Salty | 20 | |
| jaylett23 | Manyprime | 40 | |
| r3xdj | Working with Fields | 10 | |
| jaylett23 | Monoprime | 30 | |
| Qu1n7as | Elliptic Nodes | 150 | |
| yasminka | Diffusion through Permutation | 30 | |
| mygee_025 | ASCII | 5 | |
| Z3U55 | Cofactor Cofantasy | 150 | |
| jaylett23 | Factoring | 15 | |
| Qu1n7as | Micro Transmissions | 120 | |
| demi0 | Finding Flags | 2 | |
| Lan0voy | Confusion through Substitution | 25 | |
| Lan0voy | Round Keys | 20 | |
| mygee_025 | Great Snakes | 3 | |
| mygee_025 | Finding Flags | 2 | |
| jaylett23 | RSA Decryption | 20 | |
| jaylett23 | Private Keys | 20 | |
| jaylett23 | Euler's Totient | 20 | |
| jaylett23 | Public Keys | 15 | |
| jaylett23 | Modular Exponentiation | 10 | |
| jaylett23 | Bean Counter | 60 | |
| jaylett23 | Symmetry | 50 |
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