| Date | User | Challenge | Score |
| vmc15566 | Lo-Hi Card Game | 120 | |
| JuanFajardo | Base64 | 10 | |
| AruRajaIblis | Modular Arithmetic 2 | 20 | |
| JuanFajardo | Hex | 5 | |
| JuanFajardo | ASCII | 5 | |
| AESpider | Curveball | 100 | |
| JuanFajardo | Network Attacks | 5 | |
| ra1nn | Base64 | 10 | |
| SuiChan_wa | Favourite byte | 20 | |
| ra1nn | Hex | 5 | |
| ra1nn | ASCII | 5 | |
| AESpider | Digestive | 60 | |
| JuanFajardo | Great Snakes | 3 | |
| JuanFajardo | Finding Flags | 2 | |
| ra1nn | Great Snakes | 3 | |
| AESpider | Real Curve Crypto | 200 | |
| ra1nn | Finding Flags | 2 | |
| AESpider | An Evil Twisted Mind | 175 | |
| AruRajaIblis | Modular Arithmetic 1 | 20 | |
| sulinno | Modular Square Root | 35 | |
| trashcan08 | Efficient Exchange | 50 | |
| Skyzen | Bytes and Big Integers | 10 | |
| 0x4XEl | Montgomery's Ladder | 40 | |
| Gabiso | You either know, XOR you don't | 30 | |
| konkod123 | You either know, XOR you don't | 30 | |
| Skyzen | Base64 | 10 | |
| SiGoBo | Bytes and Big Integers | 10 | |
| Skyzen | Hex | 5 | |
| SiGoBo | Base64 | 10 | |
| navin79 | Base64 | 10 | |
| Skyzen | ASCII | 5 | |
| SiGoBo | Hex | 5 | |
| Skyzen | Great Snakes | 3 | |
| navin79 | Hex | 5 | |
| SiGoBo | ASCII | 5 | |
| Skyzen | Finding Flags | 2 | |
| trashcan08 | Curves and Logs | 40 | |
| navin79 | ASCII | 5 | |
| SiGoBo | Network Attacks | 5 | |
| SiGoBo | Great Snakes | 3 | |
| SiGoBo | Finding Flags | 2 | |
| trashcan08 | Scalar Multiplication | 35 | |
| navin79 | Great Snakes | 3 | |
| navin79 | Finding Flags | 2 | |
| chongyelu | ASCII | 5 | |
| wywyt213 | Pad Thai | 80 | |
| chongyelu | Great Snakes | 3 | |
| trashcan08 | Point Addition | 30 | |
| Noano2015 | Honest Verifier Zero Knowledge | 30 | |
| kvorr | Adrien's Signs | 80 |
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