| Date | User | Challenge | Score |
| MF47 | XOR Starter | 10 | |
| Dhrub_Singh_17 | Ellipse Curve Cryptography | 125 | |
| Dhrub_Singh_17 | No Way Back Home | 100 | |
| Dhrub_Singh_17 | Broken RSA | 100 | |
| mtane | Great Snakes | 3 | |
| surajs2007 | Efficient Exchange | 50 | |
| surajs2007 | Curves and Logs | 40 | |
| Charles_Sloneker | Adrien's Signs | 80 | |
| Eliott | Point Negation | 10 | |
| surajs2007 | Scalar Multiplication | 35 | |
| surajs2007 | Point Addition | 30 | |
| surajs2007 | Point Negation | 10 | |
| shihab | Chinese Remainder Theorem | 40 | |
| shihab | Modular Square Root | 35 | |
| TheSilver | Hex | 5 | |
| Slavonishe | Passwords as Keys | 50 | |
| surajs2007 | Background Reading | 5 | |
| luccafrare | Modular Arithmetic 2 | 20 | |
| Eliott | Background Reading | 5 | |
| surajs2007 | Deriving Symmetric Keys | 40 | |
| Charles_Sloneker | Chinese Remainder Theorem | 40 | |
| tredfggdf | You either know, XOR you don't | 30 | |
| tredfggdf | Favourite byte | 20 | |
| surajs2007 | Computing Shared Secrets | 30 | |
| tredfggdf | XOR Properties | 15 | |
| surajs2007 | Computing Public Values | 25 | |
| N7B_518 | ZKP Introduction | 5 | |
| surajs2007 | Generators of Groups | 20 | |
| tredfggdf | XOR Starter | 10 | |
| surajs2007 | Working with Fields | 10 | |
| tredfggdf | Bytes and Big Integers | 10 | |
| tredfggdf | Base64 | 10 | |
| Slavonishe | Modes of Operation Starter | 15 | |
| LuisCortesCobos | Point Addition | 30 | |
| Eliott | Export-grade | 100 | |
| surajs2007 | Static Client | 100 | |
| LuisCortesCobos | Point Negation | 10 | |
| Eliott | Parameter Injection | 60 | |
| VxRabbit | Passwords as Keys | 50 | |
| TheSilver | ASCII | 5 | |
| tredfggdf | Hex | 5 | |
| tredfggdf | ASCII | 5 | |
| surajs2007 | The Matrix | 75 | |
| surajs2007 | Script Kiddie | 70 | |
| tredfggdf | Great Snakes | 3 | |
| luccafrare | Modular Arithmetic 1 | 20 | |
| tredfggdf | Finding Flags | 2 | |
| shihab | Legendre Symbol | 35 | |
| TheSilver | Great Snakes | 3 | |
| alvantrino | Great Snakes | 3 |
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