| Date | User | Challenge | Score |
| BasharAhmed | Crossed Wires | 100 | |
| r777_ | Blinding Light | 120 | |
| zaidstudent4455 | Encoding Challenge | 40 | |
| Feleke | Finding Flags | 2 | |
| zaidstudent4455 | Bytes and Big Integers | 10 | |
| zaidstudent4455 | Base64 | 10 | |
| zaidstudent4455 | Hex | 5 | |
| BasharAhmed | Everything is Big | 70 | |
| zaidstudent4455 | ASCII | 5 | |
| BasharAhmed | Square Eyes | 35 | |
| AgneseRJ | ASCII | 5 | |
| spidernot | Hex | 5 | |
| BasharAhmed | Inferius Prime | 30 | |
| spidernot | ASCII | 5 | |
| pako_pirate | No Way JOSE | 20 | |
| spidernot | Great Snakes | 3 | |
| BasharAhmed | Pad Thai | 80 | |
| Keyne | You either know, XOR you don't | 30 | |
| r777_ | Let's Decrypt | 80 | |
| spidernot | Finding Flags | 2 | |
| Juha | Favourite byte | 20 | |
| Anass67 | Network Attacks | 5 | |
| BasharAhmed | Beatboxer | 150 | |
| BasharAhmed | Paper Plane | 120 | |
| Ahmed_Lutfi | Base64 | 10 | |
| BasharAhmed | Forbidden Fruit | 150 | |
| iwalu | Quadratic Residues | 25 | |
| Keyne | Favourite byte | 20 | |
| Ahmed_Lutfi | Hex | 5 | |
| pako_pirate | JWT Sessions | 10 | |
| r777_ | Signing Server | 60 | |
| BasharAhmed | The Good, The Pad, The Ugly | 100 | |
| Ahmed_Lutfi | ASCII | 5 | |
| r777_ | Null or Never | 100 | |
| BasharAhmed | Oh SNAP | 120 | |
| r777_ | Bespoke Padding | 100 | |
| Keyne | XOR Properties | 15 | |
| DxT3r | Bringing It All Together | 50 | |
| BasharAhmed | Stream of Consciousness | 80 | |
| ShakilAhmed | Finding Flags | 2 | |
| starnotes | Round Keys | 20 | |
| BasharAhmed | Dancing Queen | 120 | |
| BasharAhmed | CTRIME | 70 | |
| Ahmed_Lutfi | Great Snakes | 3 | |
| BasharAhmed | Logon Zero | 80 | |
| Ahmed_Lutfi | Finding Flags | 2 | |
| Keyne | XOR Starter | 10 | |
| Keyne | Bytes and Big Integers | 10 | |
| starnotes | Structure of AES | 15 | |
| BasharAhmed | Triple DES | 60 |
You are now level Current level