| Date | User | Challenge | Score |
| d0ndarr1on | Base64 | 10 | |
| martial_gautam | Greatest Common Divisor | 15 | |
| d0ndarr1on | Hex | 5 | |
| d0ndarr1on | ASCII | 5 | |
| mathical0732 | Inferius Prime | 30 | |
| MaxAzar | RSA Decryption | 20 | |
| Hullaah | Great Snakes | 3 | |
| misfitx | XOR Properties | 15 | |
| Nak75 | Favourite byte | 20 | |
| kat11411486 | Modular Exponentiation | 10 | |
| d0ndarr1on | Great Snakes | 3 | |
| d0ndarr1on | Finding Flags | 2 | |
| Hullaah | Finding Flags | 2 | |
| MaxAzar | Private Keys | 20 | |
| kat11411486 | Modular Binomials | 80 | |
| MaxAzar | Euler's Totient | 20 | |
| Nak75 | XOR Properties | 15 | |
| MaxAzar | Public Keys | 15 | |
| kat11411486 | Adrien's Signs | 80 | |
| MaxAzar | Modular Exponentiation | 10 | |
| kat11411486 | Chinese Remainder Theorem | 40 | |
| kat11411486 | Modular Square Root | 35 | |
| kat11411486 | Legendre Symbol | 35 | |
| kat11411486 | Quadratic Residues | 25 | |
| kat11411486 | Modular Inverting | 25 | |
| th4ont | Diffusion through Permutation | 30 | |
| sveta_shumovai | Paper Plane | 120 | |
| kat11411486 | Modular Arithmetic 2 | 20 | |
| kat11411486 | Modular Arithmetic 1 | 20 | |
| 0xSaka | Great Snakes | 3 | |
| 0xSaka | Finding Flags | 2 | |
| kat11411486 | Extended GCD | 20 | |
| Efrat | Keyed Permutations | 5 | |
| nirvanaK456 | Computing Public Values | 25 | |
| Efrat | Base64 | 10 | |
| nirvanaK456 | Generators of Groups | 20 | |
| m4ttm00ny | MDFlag | 125 | |
| Efrat | Hex | 5 | |
| mathical0732 | Factoring | 15 | |
| Efrat | ASCII | 5 | |
| Merci_b | Modulus Inutilis | 50 | |
| Bana | Great Snakes | 3 | |
| Efrat | Network Attacks | 5 | |
| Bana | Finding Flags | 2 | |
| th4ont | Confusion through Substitution | 25 | |
| s4nch0 | Legendre Symbol | 35 | |
| mathical0732 | RSA Signatures | 25 | |
| kat11411486 | Greatest Common Divisor | 15 | |
| macuo | ASCII | 5 | |
| Merci_b | Salty | 20 |
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