| Date | User | Challenge | Score |
| macada | Private Keys | 20 | |
| mint_mvp | Euler's Totient | 20 | |
| tonipclk | Private Keys | 20 | |
| Rust_On_Top | Private Keys | 20 | |
| TJakobT | RSA Signatures | 25 | |
| nihoe | RSA Decryption | 20 | |
| LeNoX | Private Keys | 20 | |
| PibloPablo360 | RSA Decryption | 20 | |
| nihoe | Private Keys | 20 | |
| andirein | RSA Decryption | 20 | |
| Benjamin_Sushi | Monoprime | 30 | |
| burgi | RSA Decryption | 20 | |
| domix | RSA Decryption | 20 | |
| Benjamin_Sushi | Factoring | 15 | |
| mint_mvp | Public Keys | 15 | |
| burgi | Private Keys | 20 | |
| PibloPablo360 | Private Keys | 20 | |
| domix | Private Keys | 20 | |
| PibloPablo360 | Euler's Totient | 20 | |
| burgi | Euler's Totient | 20 | |
| vijaykondapalli | Bytes and Big Integers | 10 | |
| wawira | Base64 | 10 | |
| wawira | Hex | 5 | |
| tree243243 | Private Keys | 20 | |
| janisGlantschnig | Modular Exponentiation | 10 | |
| eliast_visuals | Euler's Totient | 20 | |
| josch08 | RSA Decryption | 20 | |
| jimun | Private Keys | 20 | |
| olli | RSA Decryption | 20 | |
| osrael | RSA Signatures | 25 | |
| josch08 | Private Keys | 20 | |
| olli | Private Keys | 20 | |
| jimun | Euler's Totient | 20 | |
| jimun | Public Keys | 15 | |
| osrael | RSA Decryption | 20 | |
| wawira | ASCII | 5 | |
| Tactical_Nerd | Marin's Secrets | 50 | |
| jimun | Modular Exponentiation | 10 | |
| Matthiasch09 | Public Keys | 15 | |
| sejin | XOR Properties | 15 | |
| Elostos53 | Euler's Totient | 20 | |
| olli | Euler's Totient | 20 | |
| osrael | Private Keys | 20 | |
| josch08 | Euler's Totient | 20 | |
| Svenko77 | Public Keys | 15 | |
| osrael | Euler's Totient | 20 | |
| Matthiasch09 | Modular Exponentiation | 10 | |
| Fritzl | Private Keys | 20 | |
| osrael | Public Keys | 15 | |
| benta09 | Public Keys | 15 |
You are now level Current level