| Date | User | Challenge | Score |
| poseidon_00 | Finding Flags | 2 | |
| Aslan_256 | Hash Stuffing | 50 | |
| KA183R | Monoprime | 30 | |
| gulsinoy | You either know, XOR you don't | 30 | |
| gulsinoy | Favourite byte | 20 | |
| gulsinoy | XOR Properties | 15 | |
| gulsinoy | XOR Starter | 10 | |
| gulsinoy | Bytes and Big Integers | 10 | |
| gulsinoy | Hex | 5 | |
| Anouar404 | ASCII | 5 | |
| gulsinoy | ASCII | 5 | |
| ozodbek | Favourite byte | 20 | |
| raxise | Hex | 5 | |
| gulsinoy | Finding Flags | 2 | |
| raxise | ASCII | 5 | |
| raxise | Great Snakes | 3 | |
| raxise | Finding Flags | 2 | |
| 0sn4d | Finding Flags | 2 | |
| KIMHT | Hex | 5 | |
| Anouar404 | Great Snakes | 3 | |
| ozodbek | XOR Starter | 10 | |
| KIMHT | ASCII | 5 | |
| rkdjason | Forbidden Fruit | 150 | |
| ozodbek | Bytes and Big Integers | 10 | |
| KIMHT | Great Snakes | 3 | |
| farrukx_7 | Base64 | 10 | |
| shamsiddin | Finding Flags | 2 | |
| cavazinf | Moving Problems | 150 | |
| Anouar404 | Finding Flags | 2 | |
| farrukx_7 | Hex | 5 | |
| farrukx_7 | ASCII | 5 | |
| farrukx_7 | Finding Flags | 2 | |
| lemonctf | Greatest Common Divisor | 15 | |
| lemonctf | You either know, XOR you don't | 30 | |
| willopen | Deriving Symmetric Keys | 40 | |
| UMAyuma | Quadratic Residues | 25 | |
| ahmqd | Megalomaniac 2 | 120 | |
| KA183R | Inferius Prime | 30 | |
| qwra | Legendre Symbol | 35 | |
| simrol260 | Extended GCD | 20 | |
| mochaowo | Diffusion through Permutation | 30 | |
| ducanhhecker | Base64 | 10 | |
| otaboyevabdu77 | Base64 | 10 | |
| lemonctf | Favourite byte | 20 | |
| adibaxon_2 | You either know, XOR you don't | 30 | |
| chk | Public Keys | 15 | |
| adibaxon_2 | Favourite byte | 20 | |
| otaboyevabdu77 | Hex | 5 | |
| otaboyevabdu77 | ASCII | 5 | |
| numonov700 | You either know, XOR you don't | 30 |
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