| Date | User | Challenge | Score |
| k1rby | Favourite byte | 20 | |
| K4iz3n | Scalar Multiplication | 35 | |
| kerbarun | Hex | 5 | |
| K4iz3n | Point Addition | 30 | |
| emanu93 | Favourite byte | 20 | |
| emanu93 | XOR Properties | 15 | |
| emanu93 | XOR Starter | 10 | |
| K4iz3n | Point Negation | 10 | |
| emanu93 | Bytes and Big Integers | 10 | |
| ronrikwed | Base64 | 10 | |
| emanu93 | Base64 | 10 | |
| emanu93 | Hex | 5 | |
| emanu93 | ASCII | 5 | |
| k1rby | XOR Properties | 15 | |
| emanu93 | Great Snakes | 3 | |
| emanu93 | Finding Flags | 2 | |
| fucla | Legendre Symbol | 35 | |
| K4iz3n | Background Reading | 5 | |
| dumplingguy2024 | Bytes and Big Integers | 10 | |
| Vinjr | Blinding Light | 120 | |
| dumplingguy2024 | Base64 | 10 | |
| hakka52 | Megalomaniac 3 | 120 | |
| EdilsonJMT | Finding Flags | 2 | |
| ahm0dg | Bytes and Big Integers | 10 | |
| dirtyDeedz | Smooth Criminal | 60 | |
| viktory | Hex | 5 | |
| ahm0dg | Base64 | 10 | |
| Lukoobus | Finding Flags | 2 | |
| Jragon | You either know, XOR you don't | 30 | |
| hultsa | XOR Starter | 10 | |
| hultsa | Bytes and Big Integers | 10 | |
| hultsa | RSA Signatures | 25 | |
| hultsa | RSA Decryption | 20 | |
| hultsa | Private Keys | 20 | |
| hultsa | Euler's Totient | 20 | |
| hultsa | Public Keys | 15 | |
| hultsa | Modular Exponentiation | 10 | |
| DetectiveBunny11 | Modular Arithmetic 1 | 20 | |
| Grey12321 | XOR Starter | 10 | |
| DetectiveBunny11 | Extended GCD | 20 | |
| factual117 | ECB Oracle | 60 | |
| Raymond | Bean Counter | 60 | |
| Raymond | Symmetry | 50 | |
| Raymond | Flipping Cookie | 60 | |
| cosminm53 | XOR Starter | 10 | |
| curtmack | Base64 | 10 | |
| terrencyy | Modular Binomials | 80 | |
| curtmack | Hex | 5 | |
| Raymond | ECB CBC WTF | 55 | |
| Bigfoot1924 | XOR Properties | 15 |
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