| Date | User | Challenge | Score |
| m4cr0 | CTRIME | 70 | |
| Pablolafuente23 | XOR Properties | 15 | |
| lapajabrava0228 | Finding Flags | 2 | |
| Anggita | Modular Inverting | 25 | |
| Anggita | Modular Arithmetic 2 | 20 | |
| Anggita | Modular Arithmetic 1 | 20 | |
| S1MPLE | XOR Properties | 15 | |
| Anggita | Extended GCD | 20 | |
| schittering06 | What's a Lattice? | 40 | |
| Anggita | Greatest Common Divisor | 15 | |
| Anggita | You either know, XOR you don't | 30 | |
| schittering06 | Gram Schmidt | 30 | |
| Anggita | Favourite byte | 20 | |
| richmoneybank479 | Efficient Exchange | 50 | |
| Nybachok | CTRIME | 70 | |
| eva1234 | ASCII | 5 | |
| aullya | Modulus Inutilis | 50 | |
| aullya | Salty | 20 | |
| eva1234 | Great Snakes | 3 | |
| aullya | Monoprime | 30 | |
| Anggita | RSA Decryption | 20 | |
| Pablolafuente23 | XOR Starter | 10 | |
| Anggita | Private Keys | 20 | |
| aullya | Factoring | 15 | |
| eva1234 | Finding Flags | 2 | |
| Kahfi30134 | Public Keys | 15 | |
| Anggita | Euler's Totient | 20 | |
| Anggita | Public Keys | 15 | |
| Anggita | Modular Exponentiation | 10 | |
| Amna3 | Greatest Common Divisor | 15 | |
| schittering06 | Size and Basis | 15 | |
| Anggita | Resisting Bruteforce | 10 | |
| schittering06 | Vectors | 10 | |
| Anggita | Keyed Permutations | 5 | |
| aullya | RSA Signatures | 25 | |
| aullya | RSA Decryption | 20 | |
| aullya | Private Keys | 20 | |
| RADAR | Base64 | 10 | |
| aullya | Euler's Totient | 20 | |
| aullya | Public Keys | 15 | |
| yr81 | A Twisted Mind | 80 | |
| aullya | Modular Exponentiation | 10 | |
| S1MPLE | XOR Starter | 10 | |
| schittering06 | Scalar Multiplication | 35 | |
| Anggita | Diffusion through Permutation | 30 | |
| schittering06 | Point Addition | 30 | |
| administrator___ | Diffusion through Permutation | 30 | |
| rvors | Broken RSA | 100 | |
| GameCristian | Greatest Common Divisor | 15 | |
| mbexy | Resisting Bruteforce | 10 |
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