| Date | User | Challenge | Score |
| joeliousCaesar | Legendre Symbol | 35 | |
| iva | Hex | 5 | |
| klesia | Finding Flags | 2 | |
| PIPE02 | ASCII | 5 | |
| Amani | Jack's Birthday Hash | 20 | |
| Ahmed_Lutfi | WOTS Up 2 | 90 | |
| 4rg0 | ECB Oracle | 60 | |
| iva | ASCII | 5 | |
| Ahmed_Lutfi | WOTS Up | 75 | |
| Monopoly45 | Modular Arithmetic 2 | 20 | |
| Blixow | Noise Free | 40 | |
| Ahmed_Lutfi | Merkle Trees | 25 | |
| iva | Great Snakes | 3 | |
| Ahmed_Lutfi | Invariant | 250 | |
| Ahmed_Lutfi | Mixed Up | 120 | |
| Ahmed_Lutfi | MDFlag | 125 | |
| iva | Finding Flags | 2 | |
| Ahmed_Lutfi | MD0 | 80 | |
| dronningMargreth | Modular Arithmetic 1 | 20 | |
| Ahmed_Lutfi | No Difference | 175 | |
| Kis_0_0 | Hex | 5 | |
| Monopoly45 | Modular Arithmetic 1 | 20 | |
| Ahmed_Lutfi | Twin Keys | 100 | |
| Ahmed_Lutfi | PriMeD5 | 100 | |
| lucky123 | Decrypting TLS 1.2 | 30 | |
| Ahmed_Lutfi | Hash Stuffing | 50 | |
| sma9098 | Bytes and Big Integers | 10 | |
| Xelder | Modular Binomials | 80 | |
| Ahmed_Lutfi | Collider | 50 | |
| dronningMargreth | Extended GCD | 20 | |
| maoiwih | Let's Decrypt | 80 | |
| Ahmed_Lutfi | Jack's Birthday Confusion | 30 | |
| maoiwih | Let's Decrypt Again | 175 | |
| Aghil | XOR Starter | 10 | |
| Ahmed_Lutfi | Jack's Birthday Hash | 20 | |
| M4th | Base64 | 10 | |
| PIPE02 | Great Snakes | 3 | |
| Ahmed_Lutfi | Forbidden Fruit | 150 | |
| Monopoly45 | Extended GCD | 20 | |
| maoiwih | Vote for Pedro | 150 | |
| PIPE02 | Finding Flags | 2 | |
| Ahmed_Lutfi | The Matrix Revolutions | 125 | |
| Whanos | Round Keys | 20 | |
| Tranbmdlong | Adrien's Signs | 80 | |
| pepper2lit | Finding Flags | 2 | |
| Aghil | Bytes and Big Integers | 10 | |
| maoiwih | Blinding Light | 120 | |
| Fegz | Finding Flags | 2 | |
| Ahmed_Lutfi | The Matrix Reloaded | 100 | |
| itg6j | Manyprime | 40 |
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