| Date | User | Challenge | Score |
| Pudgie90 | Finding Flags | 2 | |
| Kamonp | Hex | 5 | |
| AbdulSattar | Great Snakes | 3 | |
| peanutcat | Let's Decrypt | 80 | |
| Aiman90 | RSA Signatures | 25 | |
| Meteor8648 | Modes of Operation Starter | 15 | |
| alright | Pad Thai | 80 | |
| syonkaio | Network Attacks | 5 | |
| Mandymutai | Resisting Bruteforce | 10 | |
| Aiman90 | RSA Decryption | 20 | |
| Mandymutai | Keyed Permutations | 5 | |
| Aiman90 | Private Keys | 20 | |
| Aiman90 | Euler's Totient | 20 | |
| Kazum1244 | RSA Decryption | 20 | |
| Aiman90 | Public Keys | 15 | |
| xiaodaidai | Confusion through Substitution | 25 | |
| Aiman90 | Modular Exponentiation | 10 | |
| cer10ty | XOR Starter | 10 | |
| Kazum1244 | Private Keys | 20 | |
| miloud | Great Snakes | 3 | |
| ruuz | ProSign 3 | 100 | |
| n208 | XOR Starter | 10 | |
| mellstroy225 | XOR Starter | 10 | |
| n208 | Bytes and Big Integers | 10 | |
| Kazum1244 | Euler's Totient | 20 | |
| Blunderwaffle24 | Privacy-Enhanced Mail? | 25 | |
| jinxingit | Great Snakes | 3 | |
| Kazum1244 | Public Keys | 15 | |
| jinxingit | Finding Flags | 2 | |
| Kazum1244 | Modular Exponentiation | 10 | |
| lirroyz | XOR Properties | 15 | |
| miloud | Finding Flags | 2 | |
| mellstroy225 | Bytes and Big Integers | 10 | |
| Rayz0 | Favourite byte | 20 | |
| N_Josiah | Passwords as Keys | 50 | |
| KeenanJoshua | Euler's Totient | 20 | |
| Rayz0 | XOR Properties | 15 | |
| ParkJuHeon | Favourite byte | 20 | |
| CaptainWoodie01 | Great Snakes | 3 | |
| KeenanJoshua | Public Keys | 15 | |
| CaptainWoodie01 | Finding Flags | 2 | |
| KeenanJoshua | Modular Exponentiation | 10 | |
| N_Josiah | Modes of Operation Starter | 15 | |
| Z_end | Base64 | 10 | |
| capucapu | Everything is Big | 70 | |
| Z_end | Hex | 5 | |
| capucapu | Modulus Inutilis | 50 | |
| N_Josiah | Bringing It All Together | 50 | |
| Z_end | ASCII | 5 | |
| Z_end | Great Snakes | 3 |
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