| Date | User | Challenge | Score |
| ja1san | Great Snakes | 3 | |
| ereiselt | Modular Square Root | 35 | |
| ja1san | Finding Flags | 2 | |
| LvKNnT | Merkle Trees | 25 | |
| keanism | RSA or HMAC? Part 2 | 100 | |
| keanism | JWT Secrets | 25 | |
| keanism | No Way JOSE | 20 | |
| keanism | JWT Sessions | 10 | |
| keanism | Token Appreciation | 5 | |
| keanism | WOTS Up | 75 | |
| keanism | Merkle Trees | 25 | |
| Hez | Parameter Injection | 60 | |
| keanism | Invariant | 250 | |
| keanism | Mixed Up | 120 | |
| keanism | No Difference | 175 | |
| keanism | PriMeD5 | 100 | |
| keanism | Hash Stuffing | 50 | |
| keanism | Collider | 50 | |
| alarick | XOR Starter | 10 | |
| keanism | Jack's Birthday Confusion | 30 | |
| keanism | Jack's Birthday Hash | 20 | |
| keanism | Deriving Symmetric Keys | 40 | |
| keanism | Computing Shared Secrets | 30 | |
| keanism | Computing Public Values | 25 | |
| keanism | The Matrix Revolutions | 125 | |
| keanism | The Matrix Reloaded | 100 | |
| keanism | The Matrix | 75 | |
| keanism | Script Kiddie | 70 | |
| keanism | Static Client 2 | 120 | |
| keanism | Additive | 70 | |
| mochaowo | JWT Secrets | 25 | |
| keanism | Static Client | 100 | |
| keanism | Export-grade | 100 | |
| keanism | Parameter Injection | 60 | |
| keanism | Generators of Groups | 20 | |
| keanism | Working with Fields | 10 | |
| LvKNnT | Invariant | 250 | |
| nehifo | ASCII | 5 | |
| Melancholy | Decrypting TLS 1.3 | 35 | |
| Melancholy | Decrypting TLS 1.2 | 30 | |
| Melancholy | Saying Hello | 20 | |
| Melancholy | TLS Handshake | 15 | |
| axolotl11 | Modular Square Root | 35 | |
| Melancholy | Sharks on the Wire | 10 | |
| Melancholy | WOTS Up | 75 | |
| Melancholy | Merkle Trees | 25 | |
| Melancholy | Invariant | 250 | |
| Melancholy | Mixed Up | 120 | |
| Melancholy | MD0 | 80 | |
| Melancholy | No Difference | 175 |
You are now level Current level