| Date | User | Challenge | Score |
| GomJabbar | Finding Flags | 2 | |
| GCHELANGAT | Computing Shared Secrets | 30 | |
| Linda_JMXS | Encoding Challenge | 40 | |
| fTiTi | Legendre Symbol | 35 | |
| enby_eggroll | Base64 | 10 | |
| HFanGDoDM | Extended GCD | 20 | |
| CSS | XOR Properties | 15 | |
| GCHELANGAT | Computing Public Values | 25 | |
| IInverted | Great Snakes | 3 | |
| enby_eggroll | Hex | 5 | |
| gittyasois | Modular Binomials | 80 | |
| Tom246 | ASCII | 5 | |
| shrimp2845 | Size and Basis | 15 | |
| toan2k4 | Base64 | 10 | |
| shrimp2845 | Vectors | 10 | |
| CSS | XOR Starter | 10 | |
| Tom246 | Great Snakes | 3 | |
| yt_234 | Export-grade | 100 | |
| yt_234 | Parameter Injection | 60 | |
| toan2k4 | Hex | 5 | |
| yt_234 | Deriving Symmetric Keys | 40 | |
| yt_234 | Computing Shared Secrets | 30 | |
| yt_234 | Computing Public Values | 25 | |
| yt_234 | Generators of Groups | 20 | |
| yt_234 | Working with Fields | 10 | |
| Tom246 | Finding Flags | 2 | |
| yt_234 | Modulus Inutilis | 50 | |
| GCHELANGAT | Generators of Groups | 20 | |
| CSS | Bytes and Big Integers | 10 | |
| yt_234 | Salty | 20 | |
| toan2k4 | ASCII | 5 | |
| yt_234 | Manyprime | 40 | |
| GCHELANGAT | Working with Fields | 10 | |
| Cheeb13 | You either know, XOR you don't | 30 | |
| GCHELANGAT | Modulus Inutilis | 50 | |
| Mofadams | Hex | 5 | |
| yt_234 | Monoprime | 30 | |
| enby_eggroll | ASCII | 5 | |
| yt_234 | Factoring | 15 | |
| yt_234 | RSA Signatures | 25 | |
| toan2k4 | Great Snakes | 3 | |
| yt_234 | RSA Decryption | 20 | |
| yt_234 | Private Keys | 20 | |
| zerobean | Real Curve Crypto | 200 | |
| Sourish8055 | Finding Flags | 2 | |
| Mofadams | ASCII | 5 | |
| CYDF1121 | Lazy CBC | 60 | |
| GCHELANGAT | Salty | 20 | |
| Mofadams | Great Snakes | 3 | |
| welder | Quadratic Residues | 25 |
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