| Date | User | Challenge | Score |
| ox1bx | Micro Transmissions | 120 | |
| Muthaiah | Confusion through Substitution | 25 | |
| Hungdeptrai123 | XOR Starter | 10 | |
| ox1bx | Edwards Goes Degenerate | 100 | |
| Hungdeptrai123 | Bytes and Big Integers | 10 | |
| ox1bx | Double and Broken | 50 | |
| yu_go | DLOG on the Surface | 40 | |
| ZiggyNorton | RSA Signatures | 25 | |
| yu_go | Montgomery Curves | 30 | |
| james234 | Great Snakes | 3 | |
| Hungdeptrai123 | Base64 | 10 | |
| james234 | Finding Flags | 2 | |
| xccnnaino | ProSign 3 | 100 | |
| Vansforever | Confusion through Substitution | 25 | |
| Muthaiah | Round Keys | 20 | |
| fathan_ | Resisting Bruteforce | 10 | |
| fathan_ | Keyed Permutations | 5 | |
| ZiggyNorton | RSA Decryption | 20 | |
| ox1bx | Elliptic Nodes | 150 | |
| Hungdeptrai123 | Hex | 5 | |
| hakka52 | The Matrix Revolutions | 125 | |
| Hungdeptrai123 | ASCII | 5 | |
| hakka52 | The Matrix Reloaded | 100 | |
| ElenaT | RSA vs RNG | 150 | |
| Hungdeptrai123 | Great Snakes | 3 | |
| ulysses | Great Snakes | 3 | |
| potifypremium | Quadratic Residues | 25 | |
| ulysses | Finding Flags | 2 | |
| Oblivi0n | Montgomery's Ladder | 40 | |
| yata444 | Finding Flags | 2 | |
| Hungdeptrai123 | Finding Flags | 2 | |
| ChrisW | Token Appreciation | 5 | |
| Vicusol | You either know, XOR you don't | 30 | |
| Oblivi0n | Efficient Exchange | 50 | |
| ErnestoVizoso | Encoding Challenge | 40 | |
| scriptboyi | Great Snakes | 3 | |
| Oblivi0n | Curves and Logs | 40 | |
| scriptboyi | Finding Flags | 2 | |
| Oblivi0n | Scalar Multiplication | 35 | |
| h_mahmoud | ASCII | 5 | |
| h_mahmoud | Great Snakes | 3 | |
| Oblivi0n | Point Addition | 30 | |
| h_mahmoud | Finding Flags | 2 | |
| silvereagle429 | You either know, XOR you don't | 30 | |
| yamen | Bytes and Big Integers | 10 | |
| Sigmaskat05 | Extended GCD | 20 | |
| vindezf | Bytes and Big Integers | 10 | |
| yamen | Base64 | 10 | |
| Oblivi0n | Point Negation | 10 | |
| silvereagle429 | Favourite byte | 20 |
You are now level Current level