| Date | User | Challenge | Score |
| Gife380 | Great Snakes | 3 | |
| Adwheyt | Greatest Common Divisor | 15 | |
| OmerSecure | ASCII | 5 | |
| Gife380 | Finding Flags | 2 | |
| Komasan_ | SIDH Key Exchange | 80 | |
| TinyLean | Flipping Cookie | 60 | |
| Aryaethn | The j-invariant | 20 | |
| QRms | XOR Starter | 10 | |
| cryptokiwi | Adrien's Signs | 80 | |
| Jinx | No Leaks | 100 | |
| Ba1sars | Great Snakes | 3 | |
| Ba1sars | Finding Flags | 2 | |
| Jinx | Gotta Go Fast | 40 | |
| tymbaca | Modular Arithmetic 1 | 20 | |
| 1tsRyd3r | Let's Decrypt | 80 | |
| George_Weasly | Ron was Wrong, Whit is Right | 90 | |
| sveta_shumovai | Let's Decrypt | 80 | |
| Phalcon | Base64 | 10 | |
| Jinx | Mister Saplins The Prover | 125 | |
| hated | Base64 | 10 | |
| obahya | Export-grade | 100 | |
| hated | Hex | 5 | |
| Phalcon | Hex | 5 | |
| Datta | Greatest Common Divisor | 15 | |
| hated | ASCII | 5 | |
| OmerSecure | Great Snakes | 3 | |
| OmerSecure | Finding Flags | 2 | |
| Jinx | Let's Prove It | 120 | |
| Jinx | Couples | 100 | |
| 1tsRyd3r | Signing Server | 60 | |
| Aryaethn | Introduction to Isogenies | 10 | |
| theyta | Favourite byte | 20 | |
| Raferior | Modes of Operation Starter | 15 | |
| 0xAnwar | ECB Oracle | 60 | |
| theyta | XOR Properties | 15 | |
| Jinx | Mister Saplin's Preview | 80 | |
| Spezi1409 | Network Attacks | 5 | |
| GHL | MD0 | 80 | |
| Jinx | Pairing-Based Cryptography | 50 | |
| theyta | XOR Starter | 10 | |
| theyta | Bytes and Big Integers | 10 | |
| mahu | Flipping Cookie | 60 | |
| theyta | Base64 | 10 | |
| Jinx | Fischlin Transform | 180 | |
| theyta | Hex | 5 | |
| theyta | ASCII | 5 | |
| theyta | Great Snakes | 3 | |
| theyta | Finding Flags | 2 | |
| Raferior | Bringing It All Together | 50 | |
| obahya | Parameter Injection | 60 |
You are now level Current level