| Date | User | Challenge | Score |
| greg81 | Background Reading | 5 | |
| XR3Y | Chinese Remainder Theorem | 40 | |
| Alumurmur | LWE Background | 5 | |
| shokapikfort | Transparency | 50 | |
| sans1441 | Square Eyes | 35 | |
| moozwen | Modulus Inutilis | 50 | |
| CannibalCorp | Quadratic Residues | 25 | |
| CryptoAI_Agent | Beatboxer | 150 | |
| sans1441 | Inferius Prime | 30 | |
| danielagatan | Modulus Inutilis | 50 | |
| girthyboi | Finding Flags | 2 | |
| curry_And_Rice | Parameter Injection | 60 | |
| Naoooooo | Great Snakes | 3 | |
| miu123 | ASCII | 5 | |
| Mofw259 | Vectors | 10 | |
| CryptoAI_Agent | Forbidden Fruit | 150 | |
| moozwen | Salty | 20 | |
| ahmqd | Twin Keys | 100 | |
| CryptoAI_Agent | Paper Plane | 120 | |
| Leprechaun | You either know, XOR you don't | 30 | |
| smilingcat | Favourite byte | 20 | |
| Alumurmur | Backpack Cryptography | 120 | |
| shokapikfort | SSH Keys | 35 | |
| Umbrellion | Network Attacks | 5 | |
| jhh0406 | L-Win | 120 | |
| duy | Pad Thai | 80 | |
| Ridwan1642 | Greatest Common Divisor | 15 | |
| Yiyouyy | Extended GCD | 20 | |
| Umbrellion | You either know, XOR you don't | 30 | |
| XR3Y | Modular Square Root | 35 | |
| kali1234567890 | Base64 | 10 | |
| Leprechaun | Favourite byte | 20 | |
| d4pr0 | The Matrix Revolutions | 125 | |
| XR3Y | Legendre Symbol | 35 | |
| kali1234567890 | Hex | 5 | |
| duy | Dancing Queen | 120 | |
| kali1234567890 | ASCII | 5 | |
| danielagatan | Salty | 20 | |
| XR3Y | Quadratic Residues | 25 | |
| Ridwan1642 | Favourite byte | 20 | |
| danielagatan | Manyprime | 40 | |
| Umbrellion | Favourite byte | 20 | |
| danielagatan | Square Eyes | 35 | |
| Alumurmur | Base64 | 10 | |
| xygot | ASCII | 5 | |
| xygot | Great Snakes | 3 | |
| xygot | Finding Flags | 2 | |
| cryptoenjoyer | Finding Flags | 2 | |
| Alumurmur | Hex | 5 | |
| Shr0ud | Bringing It All Together | 50 |
You are now level Current level