| Date | User | Challenge | Score |
| Ethical_hacker_ | Encoding Challenge | 40 | |
| dongz | Modular Square Root | 35 | |
| b1b00www | Digestive | 60 | |
| Ramyhany112 | ASCII | 5 | |
| Cerades | Too Honest | 50 | |
| Ethical_hacker_ | Bytes and Big Integers | 10 | |
| Cerades | Non-Interactive | 35 | |
| baka9_73748 | Bringing It All Together | 50 | |
| Hari123 | Hex | 5 | |
| thegreatfeez | Hex | 5 | |
| Cerades | Honest Verifier Zero Knowledge | 30 | |
| Ethical_hacker_ | Base64 | 10 | |
| Hari123 | ASCII | 5 | |
| Kanad3 | Deriving Symmetric Keys | 40 | |
| Hari123 | Great Snakes | 3 | |
| hata | Logon Zero | 80 | |
| Ethical_hacker_ | Hex | 5 | |
| Ethical_hacker_ | ASCII | 5 | |
| Cerades | Special Soundness | 25 | |
| Ramyhany112 | Great Snakes | 3 | |
| Cerades | Proofs of Knowledge | 20 | |
| Ethical_hacker_ | Network Attacks | 5 | |
| kevin21 | Modular Binomials | 80 | |
| Hari123 | Finding Flags | 2 | |
| SimplifyTy | Bytes and Big Integers | 10 | |
| Cerades | A True Genus | 175 | |
| JCooker | Modular Binomials | 80 | |
| Kanad3 | Bean Counter | 60 | |
| Cerades | Meet me in the Claw | 120 | |
| Ethical_hacker_ | Great Snakes | 3 | |
| tiduseleven | Gaussian Reduction | 50 | |
| kevin21 | Adrien's Signs | 80 | |
| JackXas | Bean Counter | 60 | |
| Ethical_hacker_ | Finding Flags | 2 | |
| kevin21 | Chinese Remainder Theorem | 40 | |
| kevin21 | Modular Square Root | 35 | |
| Ramyhany112 | Finding Flags | 2 | |
| kevin21 | Legendre Symbol | 35 | |
| selectride | Everything is Still Big | 100 | |
| avi025 | Finding Flags | 2 | |
| DaanV2 | ECB CBC WTF | 55 | |
| kevin21 | Quadratic Residues | 25 | |
| xnhvhv | Endless Emails | 150 | |
| whitecat111 | Lemur XOR | 40 | |
| kevin21 | Modular Inverting | 25 | |
| anagharamadas | XOR Starter | 10 | |
| apollyon05 | You either know, XOR you don't | 30 | |
| kevin21 | Modular Arithmetic 2 | 20 | |
| apollyon05 | Favourite byte | 20 | |
| peachcha | Base64 | 10 |
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