| Date | User | Challenge | Score |
| AmtrakGuy2 | ZKP Introduction | 5 | |
| Panos_Xagoraris | Flipping Cookie | 60 | |
| BaBYBu11 | Broken RSA | 100 | |
| CrypTP | Computing Public Values | 25 | |
| aldiad | Great Snakes | 3 | |
| ThanosZara | ECB Oracle | 60 | |
| notnl | Great Snakes | 3 | |
| notnl | Finding Flags | 2 | |
| AVitali | Everything is Big | 70 | |
| saro | ProSign 3 | 100 | |
| kkon | Greatest Common Divisor | 15 | |
| aldiad | Finding Flags | 2 | |
| not_xay | Working with Fields | 10 | |
| antony_negr | Modular Inverting | 25 | |
| not_xay | Public Keys | 15 | |
| Kas_d_Attay | Manyprime | 40 | |
| kkon | You either know, XOR you don't | 30 | |
| DrOctopus | Great Snakes | 3 | |
| idkbroski | Finding Flags | 2 | |
| frankn | Authenticated Handshake | 40 | |
| frankn | Decrypting TLS 1.3 | 35 | |
| Pasta26 | Finding Flags | 2 | |
| frankn | Decrypting TLS 1.2 | 30 | |
| frankn | Saying Hello | 20 | |
| frankn | TLS Handshake | 15 | |
| frankn | Sharks on the Wire | 10 | |
| frankn | Secure Protocols | 5 | |
| frankn | JSON in JSON | 40 | |
| frankn | RSA or HMAC? | 35 | |
| frankn | JWT Secrets | 25 | |
| frankn | No Way JOSE | 20 | |
| frankn | JWT Sessions | 10 | |
| frankn | Token Appreciation | 5 | |
| ginup4 | Static Client 2 | 120 | |
| ginup4 | Static Client | 100 | |
| Kas_d_Attay | Monoprime | 30 | |
| DrOctopus | Finding Flags | 2 | |
| Kas_d_Attay | Factoring | 15 | |
| 0xdaemon | Modulus Inutilis | 50 | |
| FotisL | RSA Signatures | 25 | |
| Kas_d_Attay | RSA Signatures | 25 | |
| T205 | Modular Square Root | 35 | |
| kkon | Favourite byte | 20 | |
| Nicholas8979857 | Keyed Permutations | 5 | |
| iris_ai | Favourite byte | 20 | |
| achilleas | Keyed Permutations | 5 | |
| T205 | Legendre Symbol | 35 | |
| Oswald | The Good, The Pad, The Ugly | 100 | |
| racon | Dancing Queen | 120 | |
| antony_negr | Modular Arithmetic 2 | 20 |
You are now level Current level