| Date | User | Challenge | Score |
| syafyraha | Lemur XOR | 40 | |
| syafyraha | No Way Back Home | 100 | |
| syafyraha | Broken RSA | 100 | |
| syafyraha | Successive Powers | 60 | |
| rootedX | Great Snakes | 3 | |
| syafyraha | Export-grade | 100 | |
| rootedX | Finding Flags | 2 | |
| yahya_hcini | Round Keys | 20 | |
| vishwakumarv | Bringing It All Together | 50 | |
| vishwakumarv | Diffusion through Permutation | 30 | |
| syafyraha | Parameter Injection | 60 | |
| vishwakumarv | Confusion through Substitution | 25 | |
| xcjcry | Hex | 5 | |
| vishwakumarv | Round Keys | 20 | |
| schmulbluck | Modular Square Root | 35 | |
| vishwakumarv | Structure of AES | 15 | |
| Adrbqt | Symmetry | 50 | |
| vishwakumarv | Resisting Bruteforce | 10 | |
| yahya_hcini | Structure of AES | 15 | |
| vishwakumarv | Keyed Permutations | 5 | |
| rishiKraven | Bytes and Big Integers | 10 | |
| rama2130 | Curves and Logs | 40 | |
| uzumaki | XOR Properties | 15 | |
| maksushka | Bytes and Big Integers | 10 | |
| rama2130 | Efficient Exchange | 50 | |
| yahya_hcini | Resisting Bruteforce | 10 | |
| Hick | Network Attacks | 5 | |
| lann | Greatest Common Divisor | 15 | |
| rishiKraven | Base64 | 10 | |
| yahya_hcini | Keyed Permutations | 5 | |
| violaborealis | Extended GCD | 20 | |
| syafyraha | Deriving Symmetric Keys | 40 | |
| rishiKraven | Hex | 5 | |
| syafyraha | Computing Shared Secrets | 30 | |
| maksushka | Base64 | 10 | |
| syafyraha | Computing Public Values | 25 | |
| sixsquareAI | Dancing Queen | 120 | |
| syafyraha | Generators of Groups | 20 | |
| syafyraha | Working with Fields | 10 | |
| darkmodepdf | Adrien's Signs | 80 | |
| syafyraha | Modulus Inutilis | 50 | |
| Joker941 | Finding Flags | 2 | |
| rishiKraven | ASCII | 5 | |
| Benkkk | Base64 | 10 | |
| maksushka | Hex | 5 | |
| syafyraha | Salty | 20 | |
| syafyraha | Manyprime | 40 | |
| maksushka | ASCII | 5 | |
| darkmodepdf | Chinese Remainder Theorem | 40 | |
| syafyraha | Monoprime | 30 |
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