| Date | User | Challenge | Score |
| callmelucky07 | Greatest Common Divisor | 15 | |
| Phylus | Favourite byte | 20 | |
| putfirga | Point Addition | 30 | |
| marcofireball84 | JSON in JSON | 40 | |
| Phylus | XOR Properties | 15 | |
| Lupchic | Structure of AES | 15 | |
| Userka69 | Modular Exponentiation | 10 | |
| putfirga | Point Negation | 10 | |
| Lupchic | Resisting Bruteforce | 10 | |
| sanya338 | RSA Decryption | 20 | |
| Phylus | XOR Starter | 10 | |
| Lupchic | Keyed Permutations | 5 | |
| putfirga | Background Reading | 5 | |
| L1br4r14n | Finding Flags | 2 | |
| Phylus | Bytes and Big Integers | 10 | |
| sanya338 | Private Keys | 20 | |
| no4h | Computing Public Values | 25 | |
| marcofireball84 | RSA or HMAC? | 35 | |
| OmegaHacker | XOR Starter | 10 | |
| sanya338 | Euler's Totient | 20 | |
| sixsquareAI | Greatest Common Multiple (CODEGATE CTF) | 0 | |
| Phylus | Base64 | 10 | |
| Kamianskyi | Curves and Logs | 40 | |
| no4h | Generators of Groups | 20 | |
| OmegaHacker | Bytes and Big Integers | 10 | |
| Kamianskyi | Scalar Multiplication | 35 | |
| g3k1 | Successive Powers | 60 | |
| Phylus | Hex | 5 | |
| sanya338 | Public Keys | 15 | |
| Kamianskyi | Point Addition | 30 | |
| sahil | You either know, XOR you don't | 30 | |
| sanya338 | Modular Exponentiation | 10 | |
| OmegaHacker | Base64 | 10 | |
| Phylus | ASCII | 5 | |
| bossinthehouse | You either know, XOR you don't | 30 | |
| zhivvv | Greatest Common Divisor | 15 | |
| Userka69 | Moving Problems | 150 | |
| Kamianskyi | Point Negation | 10 | |
| Phylus | Great Snakes | 3 | |
| bossinthehouse | Favourite byte | 20 | |
| Userka69 | ProSign 3 | 100 | |
| Kamianskyi | Background Reading | 5 | |
| bossinthehouse | XOR Properties | 15 | |
| Phylus | Finding Flags | 2 | |
| LeeKangHy | LWE Low Bits Message | 20 | |
| OmegaHacker | Hex | 5 | |
| OmegaHacker | ASCII | 5 | |
| bossinthehouse | XOR Starter | 10 | |
| Adrbqt | Broken RSA | 100 | |
| bossinthehouse | Bytes and Big Integers | 10 |
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