| Date | User | Challenge | Score |
| BkDoris | ASCII | 5 | |
| hakka52 | Favourite byte | 20 | |
| hakka52 | XOR Properties | 15 | |
| Brayo | Favourite byte | 20 | |
| KindaNamelessV2 | Bit by Bit | 100 | |
| Brayo | Base64 | 10 | |
| Raymond | Hex | 5 | |
| swan_nessie | Oh SNAP | 120 | |
| hakka52 | XOR Starter | 10 | |
| baoan | Curves and Logs | 40 | |
| junyouzin4209 | Ron was Wrong, Whit is Right | 90 | |
| junyouzin4209 | RSA Backdoor Viability | 175 | |
| junyouzin4209 | Fast Primes | 75 | |
| junyouzin4209 | Infinite Descent | 50 | |
| junyouzin4209 | Marin's Secrets | 50 | |
| hakka52 | Bytes and Big Integers | 10 | |
| hakka52 | Base64 | 10 | |
| 1tsRyd3r | Smooth Criminal | 60 | |
| hakka52 | Hex | 5 | |
| hakka52 | ASCII | 5 | |
| hakka52 | Great Snakes | 3 | |
| Zvarethos007 | Factoring | 15 | |
| shurayz | Paper Plane | 120 | |
| junyouzin4209 | Salty | 20 | |
| hakka52 | Finding Flags | 2 | |
| junyouzin4209 | Everything is Still Big | 100 | |
| junyouzin4209 | Everything is Big | 70 | |
| junyouzin4209 | Crossed Wires | 100 | |
| junyouzin4209 | Endless Emails | 150 | |
| junyouzin4209 | Modulus Inutilis | 50 | |
| tc43 | You either know, XOR you don't | 30 | |
| baoan | Point Negation | 10 | |
| tc43 | Favourite byte | 20 | |
| OSCARM_CR26 | ASCII | 5 | |
| Zvarethos007 | RSA Signatures | 25 | |
| junyouzin4209 | Manyprime | 40 | |
| junyouzin4209 | Square Eyes | 35 | |
| junyouzin4209 | Monoprime | 30 | |
| junyouzin4209 | Inferius Prime | 30 | |
| OSCARM_CR26 | Great Snakes | 3 | |
| ciahello | Resisting Bruteforce | 10 | |
| HamsterLegends | You either know, XOR you don't | 30 | |
| HappyChip | Keyed Permutations | 5 | |
| xvyi | Structure of AES | 15 | |
| ciahello | Keyed Permutations | 5 | |
| xvyi | Resisting Bruteforce | 10 | |
| xvyi | Keyed Permutations | 5 | |
| WallaceWiggles51 | XOR Starter | 10 | |
| junyouzin4209 | RSA Signatures | 25 | |
| tc43 | XOR Properties | 15 |
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