| Date | User | Challenge | Score |
| iguana | Public Keys | 15 | |
| afrdian | Square Eyes | 35 | |
| drac | ASCII | 5 | |
| ZanePlayer | Legendre Symbol | 35 | |
| dania1vec | XOR Starter | 10 | |
| That11thHarmonic | Curves and Logs | 40 | |
| afrdian | Network Attacks | 5 | |
| drac | Great Snakes | 3 | |
| gorogoro | Stream of Consciousness | 80 | |
| That11thHarmonic | Scalar Multiplication | 35 | |
| nihhajawarembang | Modular Exponentiation | 10 | |
| dania1vec | Bytes and Big Integers | 10 | |
| drac | Finding Flags | 2 | |
| almosthomosapien | Modular Inverting | 25 | |
| hthh | MD0 | 80 | |
| amr_hassan | Modular Arithmetic 2 | 20 | |
| bcript | XOR Properties | 15 | |
| almosthomosapien | Modular Arithmetic 2 | 20 | |
| That11thHarmonic | Point Addition | 30 | |
| SuiChan_wa | Base64 | 10 | |
| Somebody | Greatest Common Divisor | 15 | |
| dustflare7805 | Modular Arithmetic 1 | 20 | |
| chinmaya | Lemur XOR | 40 | |
| dustflare7805 | Extended GCD | 20 | |
| alannnn | Great Snakes | 3 | |
| almosthomosapien | Modular Arithmetic 1 | 20 | |
| bcript | XOR Starter | 10 | |
| Somebody | You either know, XOR you don't | 30 | |
| amr_hassan | Modular Arithmetic 1 | 20 | |
| Nandhanaaaaaaa | Favourite byte | 20 | |
| Somebody | Favourite byte | 20 | |
| PatrickL_SC | Parameter Injection | 60 | |
| adityasharma1543 | You either know, XOR you don't | 30 | |
| Toman | XOR Starter | 10 | |
| Somebody | XOR Properties | 15 | |
| abinnn | Hex | 5 | |
| Gokongggggggg | You either know, XOR you don't | 30 | |
| That11thHarmonic | Point Negation | 10 | |
| adityasharma1543 | Favourite byte | 20 | |
| eternalstrike | Script Kiddie | 70 | |
| Huyyeuthu2104 | Network Attacks | 5 | |
| adityasharma1543 | XOR Properties | 15 | |
| Necrovelts | XOR Properties | 15 | |
| jerry007 | SSH Keys | 35 | |
| That11thHarmonic | Background Reading | 5 | |
| wanttobethebest | Lo-Hi Card Game | 120 | |
| Somebody | XOR Starter | 10 | |
| shadha | Favourite byte | 20 | |
| faheeeem | Favourite byte | 20 | |
| Somebody | Bytes and Big Integers | 10 |
You are now level Current level