| Date | User | Challenge | Score |
| isogenoid | Great Snakes | 3 | |
| is23lame | Keyed Permutations | 5 | |
| ksm | Great Snakes | 3 | |
| Valean | You either know, XOR you don't | 30 | |
| Blackice | XOR Starter | 10 | |
| is23lame | Transparency | 50 | |
| Alambrito1312 | Hex | 5 | |
| andrescossio | ASCII | 5 | |
| Alambrito1312 | ASCII | 5 | |
| Juank_Cordoba | XOR Starter | 10 | |
| nicolasgm10 | ASCII | 5 | |
| Heladiito | ASCII | 5 | |
| johan2892 | You either know, XOR you don't | 30 | |
| andrescossio | Great Snakes | 3 | |
| johan2892 | Favourite byte | 20 | |
| Juank_Cordoba | Bytes and Big Integers | 10 | |
| xjuanjuanx | Base64 | 10 | |
| Danna | Hex | 5 | |
| johan2892 | XOR Properties | 15 | |
| Heladiito | Great Snakes | 3 | |
| Juank_Cordoba | Base64 | 10 | |
| Sebastian21 | Bytes and Big Integers | 10 | |
| xjuanjuanx | Hex | 5 | |
| Alambrito1312 | Great Snakes | 3 | |
| Heladiito | Finding Flags | 2 | |
| Juank_Cordoba | Hex | 5 | |
| nicolasgm10 | Great Snakes | 3 | |
| Alambrito1312 | Finding Flags | 2 | |
| johan2892 | XOR Starter | 10 | |
| Sebastian21 | Base64 | 10 | |
| Danna | ASCII | 5 | |
| xjuanjuanx | ASCII | 5 | |
| Heladita | Finding Flags | 2 | |
| johan2892 | Bytes and Big Integers | 10 | |
| Sebastian21 | Hex | 5 | |
| Juank_Cordoba | ASCII | 5 | |
| johan2892 | Base64 | 10 | |
| andrescossio | Finding Flags | 2 | |
| johan2892 | Hex | 5 | |
| maksushka | Blinding Light | 120 | |
| johan2892 | ASCII | 5 | |
| Sebastian21 | ASCII | 5 | |
| xjuanjuanx | Great Snakes | 3 | |
| johan2892 | Great Snakes | 3 | |
| Juank_Cordoba | Great Snakes | 3 | |
| Danna | Great Snakes | 3 | |
| nicolasgm10 | Finding Flags | 2 | |
| Sebastian21 | Great Snakes | 3 | |
| Juank_Cordoba | Finding Flags | 2 | |
| is23lame | SSH Keys | 35 |
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