| Date | User | Challenge | Score |
| blublbkubllukbuk | Hex | 5 | |
| blublbkubllukbuk | ASCII | 5 | |
| Hoanq | ASCII | 5 | |
| KIRA_A | Base64 | 10 | |
| Romyna | Rhetorical Oracle 2 | 150 | |
| Alexxlxx | Great Snakes | 3 | |
| blublbkubllukbuk | Network Attacks | 5 | |
| cedric013 | 1n_jection (Zh3r0 CTF V2) | 0 | |
| Alexxlxx | Finding Flags | 2 | |
| Hoanq | Great Snakes | 3 | |
| YUDDYN | Base64 | 10 | |
| Hoanq | Finding Flags | 2 | |
| LoreK_ | Chinese Remainder Theorem | 40 | |
| AdriV | RSA Decryption | 20 | |
| So5 | You either know, XOR you don't | 30 | |
| albantor30 | Efficient Exchange | 50 | |
| stc15 | Structure of AES | 15 | |
| AdriV | Private Keys | 20 | |
| AdriV | Euler's Totient | 20 | |
| Rubaya | Hex | 5 | |
| KMuJu | Paper Plane | 120 | |
| Wiz | XOR Properties | 15 | |
| zebio | Great Snakes | 3 | |
| muntasir | Base64 | 10 | |
| Nataly | Finding Flags | 2 | |
| Quoc130370 | Point Negation | 10 | |
| KIRA_A | Hex | 5 | |
| zebio | Finding Flags | 2 | |
| lll111 | Curves and Logs | 40 | |
| blublbkubllukbuk | Great Snakes | 3 | |
| starnotes | Crossed Wires | 100 | |
| jeydpbb | CTRIME | 70 | |
| muntasir | Hex | 5 | |
| Frederic | Base64 | 10 | |
| Rubaya | ASCII | 5 | |
| wendywendo | You either know, XOR you don't | 30 | |
| Quoc130370 | Background Reading | 5 | |
| KIRA_A | ASCII | 5 | |
| alexcy | ASCII | 5 | |
| alexcy | Great Snakes | 3 | |
| xaav | Dancing Queen | 120 | |
| muntasir | ASCII | 5 | |
| faster | Great Snakes | 3 | |
| KIRA_A | Great Snakes | 3 | |
| KIRA_A | Finding Flags | 2 | |
| faster | Finding Flags | 2 | |
| muntasir | Great Snakes | 3 | |
| RdCtApY71 | Finding Flags | 2 | |
| muntasir | Finding Flags | 2 | |
| yinwenjin | You either know, XOR you don't | 30 |
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