| Date | User | Challenge | Score |
| gekk0z | Great Snakes | 3 | |
| gekk0z | Finding Flags | 2 | |
| yairRubin4 | Deriving Symmetric Keys | 40 | |
| Anneta | Modular Square Root | 35 | |
| Feti | Monoprime | 30 | |
| TheRonnin | Great Snakes | 3 | |
| hayzer | ECB Oracle | 60 | |
| TheRonnin | Finding Flags | 2 | |
| Anneta | Chinese Remainder Theorem | 40 | |
| yairRubin4 | Computing Shared Secrets | 30 | |
| LashaG | Flipping Cookie | 60 | |
| mokando | Great Snakes | 3 | |
| mokando | Finding Flags | 2 | |
| Anneta | Quadratic Residues | 25 | |
| Zerobug | Hex | 5 | |
| Zerobug | ASCII | 5 | |
| gh0stvageo | Computing Shared Secrets | 30 | |
| Yousef_mo7sen | Bytes and Big Integers | 10 | |
| yairRubin4 | Computing Public Values | 25 | |
| gh0stvageo | Computing Public Values | 25 | |
| whit3g4ndalf | Symmetry | 50 | |
| olliekod | Bytes and Big Integers | 10 | |
| eyadKing | Bringing It All Together | 50 | |
| radare | Unencryptable | 125 | |
| olliekod | Base64 | 10 | |
| olliekod | Hex | 5 | |
| Zerobug | Great Snakes | 3 | |
| olliekod | ASCII | 5 | |
| yairRubin4 | Working with Fields | 10 | |
| kleiosyrigou | CTRIME | 70 | |
| olliekod | Great Snakes | 3 | |
| gh0stvageo | Generators of Groups | 20 | |
| olliekod | Finding Flags | 2 | |
| dimpar | Base64 | 10 | |
| vox | Network Attacks | 5 | |
| alexjmead | Modular Square Root | 35 | |
| 0xLunar292 | Scalar Multiplication | 35 | |
| kleiosyrigou | Bean Counter | 60 | |
| Brennan227 | ASCII | 5 | |
| dimpar | Hex | 5 | |
| gh0stvageo | Working with Fields | 10 | |
| dimpar | ASCII | 5 | |
| tera | Honest Verifier Zero Knowledge | 30 | |
| sneproxz | ASCII | 5 | |
| sneproxz | Great Snakes | 3 | |
| Zerobug | Finding Flags | 2 | |
| dimpar | Great Snakes | 3 | |
| dimpar | Finding Flags | 2 | |
| kleiosyrigou | Symmetry | 50 | |
| 0xSram | ASCII | 5 |
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