| Date | User | Challenge | Score |
| MAROUANE1818 | Extended GCD | 20 | |
| sulha | JWT Secrets | 25 | |
| gumbat70 | Modular Square Root | 35 | |
| khill | Finding Flags | 2 | |
| testingworldfull | RSA Signatures | 25 | |
| VuDuong | You either know, XOR you don't | 30 | |
| exoq | Modular Binomials | 80 | |
| aa2166 | Modular Arithmetic 1 | 20 | |
| toaru | Great Snakes | 3 | |
| toaru | Finding Flags | 2 | |
| avm | Parameter Injection | 60 | |
| aa2166 | Extended GCD | 20 | |
| testingworldfull | RSA Decryption | 20 | |
| avm | Computing Public Values | 25 | |
| testingworldfull | Private Keys | 20 | |
| testingworldfull | Euler's Totient | 20 | |
| hakka52 | Flipping Cookie | 60 | |
| testingworldfull | Public Keys | 15 | |
| testingworldfull | Modular Exponentiation | 10 | |
| avm | Deriving Symmetric Keys | 40 | |
| Neutr0nys | Montgomery's Ladder | 40 | |
| testingworldfull | Bean Counter | 60 | |
| Neutr0nys | Efficient Exchange | 50 | |
| avm | Network Attacks | 5 | |
| daem1n | Resisting Bruteforce | 10 | |
| avm | Background Reading | 5 | |
| Neutr0nys | Curves and Logs | 40 | |
| avm | Bytes and Big Integers | 10 | |
| Neutr0nys | Scalar Multiplication | 35 | |
| avm | Base64 | 10 | |
| Neutr0nys | Point Addition | 30 | |
| Brik_12 | Adrien's Signs | 80 | |
| avm | Hex | 5 | |
| Neutr0nys | Point Negation | 10 | |
| avm | ASCII | 5 | |
| avm | Great Snakes | 3 | |
| avm | Finding Flags | 2 | |
| daem1n | Keyed Permutations | 5 | |
| Neutr0nys | Background Reading | 5 | |
| FruityLux | Great Snakes | 3 | |
| hakka52 | ECB CBC WTF | 55 | |
| FruityLux | Finding Flags | 2 | |
| ignacioPereyra | Finding Flags | 2 | |
| hakka52 | ECB Oracle | 60 | |
| khyrr | Encoding Challenge | 40 | |
| youssef_reda | Network Attacks | 5 | |
| khyrr | Network Attacks | 5 | |
| snowman_am2 | Modular Binomials | 80 | |
| 0xa6k | Modular Arithmetic 2 | 20 | |
| nada_abdelhaq | Encoding Challenge | 40 |
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