| Date | User | Challenge | Score |
| MrCobblepot | Computing Shared Secrets | 30 | |
| pentestmonkey | Generators of Groups | 20 | |
| MrCobblepot | Computing Public Values | 25 | |
| KraVer | Great Snakes | 3 | |
| Athmanthe1 | Bytes and Big Integers | 10 | |
| MuneebCantCTF | You either know, XOR you don't | 30 | |
| Abstract | XOR Starter | 10 | |
| simvar | Resisting Bruteforce | 10 | |
| lnanl | ASCII | 5 | |
| MrCobblepot | Generators of Groups | 20 | |
| S4uD | Blinding Light | 120 | |
| KMA_SiriuS_ | Efficient Exchange | 50 | |
| yuliyost | Inferius Prime | 30 | |
| KraVer | Finding Flags | 2 | |
| S4uD | Let's Decrypt | 80 | |
| lnanl | Great Snakes | 3 | |
| simvar | Keyed Permutations | 5 | |
| ox1bx | Moving Problems | 150 | |
| S4uD | Fast Primes | 75 | |
| lnanl | Finding Flags | 2 | |
| siriusraven | Bringing It All Together | 50 | |
| mboh2 | You either know, XOR you don't | 30 | |
| MrCobblepot | Working with Fields | 10 | |
| Htet | Paper Plane | 120 | |
| S4uD | Null or Never | 100 | |
| minjun | Efficient Exchange | 50 | |
| chiefoggy | Quadratic Residues | 25 | |
| Htet | Logon Zero | 80 | |
| andre33 | Hex | 5 | |
| Khevin07k | ASCII | 5 | |
| Htet | The Good, The Pad, The Ugly | 100 | |
| yuliyost | Factoring | 15 | |
| Htet | Oh SNAP | 120 | |
| simvar | Modular Square Root | 35 | |
| minjun | Curves and Logs | 40 | |
| Htet | Dancing Queen | 120 | |
| m4rv2n | Bytes and Big Integers | 10 | |
| chiefoggy | Modular Inverting | 25 | |
| Navarro_15 | Finding Flags | 2 | |
| Athmanthe1 | Base64 | 10 | |
| Athmanthe1 | Hex | 5 | |
| minjun | Scalar Multiplication | 35 | |
| zakoC | ASCII | 5 | |
| Athmanthe1 | ASCII | 5 | |
| pentestmonkey | Working with Fields | 10 | |
| m4rv2n | Base64 | 10 | |
| simvar | Legendre Symbol | 35 | |
| chiefoggy | Modular Arithmetic 2 | 20 | |
| Athmanthe1 | Great Snakes | 3 | |
| Htet | Stream of Consciousness | 80 |
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