| Date | User | Challenge | Score |
| Walid2001 | Great Snakes | 3 | |
| Walid2001 | Finding Flags | 2 | |
| Hesham | Hex | 5 | |
| floroo | Bytes and Big Integers | 10 | |
| itsnagixyz | Point Negation | 10 | |
| mzz | CTRIME | 70 | |
| timofeyn | ASCII | 5 | |
| Hesham | ASCII | 5 | |
| krieger | Finding Flags | 2 | |
| n7867564 | Bringing It All Together | 50 | |
| floroo | Base64 | 10 | |
| floroo | Hex | 5 | |
| AsterosMashero | Bytes and Big Integers | 10 | |
| Garab | Common Ground | 75 | |
| itsnagixyz | Background Reading | 5 | |
| floroo | ASCII | 5 | |
| RIAO124 | Base64 | 10 | |
| discokobra | Finding Flags | 2 | |
| AsterosMashero | Base64 | 10 | |
| floroo | Great Snakes | 3 | |
| Hesham | Great Snakes | 3 | |
| floroo | Finding Flags | 2 | |
| hsadhsad | Modular Arithmetic 2 | 20 | |
| AsterosMashero | Hex | 5 | |
| Kole17 | XOR Starter | 10 | |
| itsnagixyz | ZKP Introduction | 5 | |
| oviedoj408 | Bringing It All Together | 50 | |
| RIAO124 | Hex | 5 | |
| hajar5222 | Finding Flags | 2 | |
| Antonpo8 | You either know, XOR you don't | 30 | |
| AsterosMashero | ASCII | 5 | |
| RIAO124 | ASCII | 5 | |
| oviedoj408 | Diffusion through Permutation | 30 | |
| baddecisions635 | Base64 | 10 | |
| oviedoj408 | Confusion through Substitution | 25 | |
| Jumana2 | Finding Flags | 2 | |
| AsterosMashero | Great Snakes | 3 | |
| baddecisions635 | Hex | 5 | |
| Kole17 | Bytes and Big Integers | 10 | |
| Antonpo8 | Favourite byte | 20 | |
| AsterosMashero | Finding Flags | 2 | |
| oviedoj408 | Round Keys | 20 | |
| baddecisions635 | ASCII | 5 | |
| Freitagen | XOR Starter | 10 | |
| marv1nh | Quadratic Residues | 25 | |
| 163 | ASCII | 5 | |
| Antonpo8 | XOR Properties | 15 | |
| baddecisions635 | Great Snakes | 3 | |
| Kole17 | Base64 | 10 | |
| Kole17 | Hex | 5 |
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