| Date | User | Challenge | Score |
| xebxx | XOR Starter | 10 | |
| gender_14 | ASCII | 5 | |
| TooLazy | Greatest Common Divisor | 15 | |
| checco1045 | You either know, XOR you don't | 30 | |
| Megaman159 | Finding Flags | 2 | |
| xebxx | Bytes and Big Integers | 10 | |
| JOJOmomo | Base64 | 10 | |
| crwityo2 | Bytes and Big Integers | 10 | |
| gender_14 | Network Attacks | 5 | |
| dnl53x | You either know, XOR you don't | 30 | |
| sudden_c | Extended GCD | 20 | |
| dgsw0951 | You either know, XOR you don't | 30 | |
| kangenha | Quadratic Residues | 25 | |
| DuckMaster | Favourite byte | 20 | |
| kangenha | Modular Inverting | 25 | |
| w4nted_1uffy_09 | XOR Starter | 10 | |
| sickann | Finding Flags | 2 | |
| Tabbang | You either know, XOR you don't | 30 | |
| diu | Legendre Symbol | 35 | |
| kangenha | Modular Arithmetic 2 | 20 | |
| dgsw0951 | Favourite byte | 20 | |
| kangenha | Modular Arithmetic 1 | 20 | |
| mestretaguti | Finding Flags | 2 | |
| checco1045 | Favourite byte | 20 | |
| yaseen | XOR Starter | 10 | |
| crwityo2 | Hex | 5 | |
| kangenha | Extended GCD | 20 | |
| filipposzioutas | ASCII | 5 | |
| crwityo2 | Base64 | 10 | |
| sudden_c | Greatest Common Divisor | 15 | |
| koreaunivap | Non-Interactive | 35 | |
| Taslimun | Smooth Criminal | 60 | |
| JOJOmomo | Hex | 5 | |
| Tuananh | Everything is Still Big | 100 | |
| checco1045 | XOR Properties | 15 | |
| dnl53x | Favourite byte | 20 | |
| DuckMaster | XOR Properties | 15 | |
| checco1045 | XOR Starter | 10 | |
| JOJOmomo | ASCII | 5 | |
| dnl53x | XOR Properties | 15 | |
| azkiz | XOR Starter | 10 | |
| checco1045 | Bytes and Big Integers | 10 | |
| xebxx | Base64 | 10 | |
| 0xLunar292 | JWT Sessions | 10 | |
| molator | Modular Inverting | 25 | |
| dnl53x | XOR Starter | 10 | |
| kapitano | Greatest Common Divisor | 15 | |
| xebxx | Hex | 5 | |
| koreaunivap | Honest Verifier Zero Knowledge | 30 | |
| xebxx | ASCII | 5 |
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