| Date | User | Challenge | Score |
| nitanshuB001771 | Manyprime | 40 | |
| karoldus | Infinite Descent | 50 | |
| nitanshuB001771 | Square Eyes | 35 | |
| nitanshuB001771 | Monoprime | 30 | |
| nitanshuB001771 | Inferius Prime | 30 | |
| aksaule65541 | Finding Flags | 2 | |
| 01180766 | Authenticated Handshake | 40 | |
| ThikingFrog | Symmetry | 50 | |
| Swivan | Transparency | 50 | |
| Klara_2025 | Decrypting TLS 1.3 | 35 | |
| ayoub04 | Quadratic Residues | 25 | |
| Klara_2025 | Decrypting TLS 1.2 | 30 | |
| nitanshuB001771 | RSA Decryption | 20 | |
| nitanshuB001771 | Private Keys | 20 | |
| nitanshuB001771 | Euler's Totient | 20 | |
| karoldus | Modulus Inutilis | 50 | |
| andersonsgirl | Favourite byte | 20 | |
| Csanchez30301 | Finding Flags | 2 | |
| Mai47 | Greatest Common Divisor | 15 | |
| nitanshuB001771 | Public Keys | 15 | |
| nitanshuB001771 | Modular Exponentiation | 10 | |
| NotSkilled | RSA Decryption | 20 | |
| sveta_shumovai | Logon Zero | 80 | |
| Mateusz_Kowalski | Bean Counter | 60 | |
| Klara_2025 | Saying Hello | 20 | |
| davecarlgren | You either know, XOR you don't | 30 | |
| nitanshuB001771 | CTRIME | 70 | |
| hackerpj12 | Diffusion through Permutation | 30 | |
| Klara_2025 | TLS Handshake | 15 | |
| Swivan | SSH Keys | 35 | |
| nitanshuB001771 | Dancing Queen | 120 | |
| ngynmq | Modulus Inutilis | 50 | |
| DSR | Network Attacks | 5 | |
| Ah_Error | Secure Protocols | 5 | |
| Klara_2025 | Sharks on the Wire | 10 | |
| MajorFalleN | What's a Lattice? | 40 | |
| nitanshuB001771 | Logon Zero | 80 | |
| nitanshuB001771 | Bean Counter | 60 | |
| 01180766 | RSA or HMAC? Part 2 | 100 | |
| nitanshuB001771 | Symmetry | 50 | |
| nitanshuB001771 | ECB Oracle | 60 | |
| nitanshuB001771 | Lazy CBC | 60 | |
| nitanshuB001771 | Triple DES | 60 | |
| nitanshuB001771 | Flipping Cookie | 60 | |
| hackerpj12 | Confusion through Substitution | 25 | |
| DSR | Great Snakes | 3 | |
| teetoamate | Deriving Symmetric Keys | 40 | |
| Artur6725 | Deriving Symmetric Keys | 40 | |
| NotSkilled | Private Keys | 20 | |
| DSR | Finding Flags | 2 |
You are now level Current level