| Date | User | Challenge | Score |
| Norainu | Great Snakes | 3 | |
| erk | XOR Starter | 10 | |
| anbarbon | Round Keys | 20 | |
| lavi24 | Resisting Bruteforce | 10 | |
| Silverwolf1618 | Exceptional Curves | 100 | |
| lavi24 | Keyed Permutations | 5 | |
| n0v4_4v0n | Quadratic Residues | 25 | |
| starnotes | Montgomery's Ladder | 40 | |
| Luminousvelocity | Resisting Bruteforce | 10 | |
| K1Z0L | Meet me in the Claw | 120 | |
| Silverwolf1618 | Smooth Criminal | 60 | |
| McGrawDMH | Favourite byte | 20 | |
| Luminousvelocity | Keyed Permutations | 5 | |
| SKotea | Modular Arithmetic 2 | 20 | |
| noooox | Base64 | 10 | |
| SKotea | Modular Arithmetic 1 | 20 | |
| noooox | Hex | 5 | |
| noooox | ASCII | 5 | |
| Silverwolf1618 | Let's Decrypt Again | 175 | |
| Silverwolf1618 | Vote for Pedro | 150 | |
| anbarbon | Structure of AES | 15 | |
| Norainu | Finding Flags | 2 | |
| ngynmq | The Matrix Revolutions | 125 | |
| Silverwolf1618 | Blinding Light | 120 | |
| Silverwolf1618 | Let's Decrypt | 80 | |
| Silverwolf1618 | Signing Server | 60 | |
| McGrawDMH | XOR Properties | 15 | |
| tasneem | Bean Counter | 60 | |
| arneybunny | Let's Decrypt Again | 175 | |
| Silverwolf1618 | Encoding Challenge | 40 | |
| Silverwolf1618 | Bytes and Big Integers | 10 | |
| Silverwolf1618 | Base64 | 10 | |
| Silverwolf1618 | Hex | 5 | |
| Silverwolf1618 | ASCII | 5 | |
| erk | Bytes and Big Integers | 10 | |
| K1Z0L | Dual Masters | 90 | |
| Darkreunion | XOR Starter | 10 | |
| anbarbon | Resisting Bruteforce | 10 | |
| vkenji | Favourite byte | 20 | |
| teun | Passwords as Keys | 50 | |
| tempmail12345678 | Passwords as Keys | 50 | |
| vkenji | XOR Properties | 15 | |
| Spirit12 | Adrien's Signs | 80 | |
| Ness2626 | Crossed Wires | 100 | |
| Abstract | Adrien's Signs | 80 | |
| K1Z0L | Abelian SIDH | 90 | |
| arneybunny | Vote for Pedro | 150 | |
| xmrchaos | Greatest Common Divisor | 15 | |
| erk | Base64 | 10 | |
| K1Z0L | Better than Linear | 85 |
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