| Date | User | Challenge | Score |
| sharf | Base64 | 10 | |
| sharf | Hex | 5 | |
| sharf | ASCII | 5 | |
| Chaoz | Hex | 5 | |
| sharf | Great Snakes | 3 | |
| LeandroMal | Finding Flags | 2 | |
| sharf | Finding Flags | 2 | |
| Chaoz | ASCII | 5 | |
| jmcaveety3027 | Export-grade | 100 | |
| Chaoz | Great Snakes | 3 | |
| Chaoz | Finding Flags | 2 | |
| jmcaveety3027 | Parameter Injection | 60 | |
| GingerCarrot | Twisted CSIDH Isogenies | 70 | |
| yr81 | Logon Zero | 80 | |
| GingerCarrot | Secret Exponents | 60 | |
| TheAdvocate1 | XOR Properties | 15 | |
| GingerCarrot | Prime Power Isogenies | 50 | |
| Dimbls | RSA or HMAC? | 35 | |
| Morticiaxx | Export-grade | 100 | |
| Morticiaxx | Parameter Injection | 60 | |
| TheAdvocate1 | XOR Starter | 10 | |
| kbar | Base64 | 10 | |
| Priscila | ASCII | 5 | |
| kbar | Hex | 5 | |
| s0undcl0udk1ng | Resisting Bruteforce | 10 | |
| kbar | ASCII | 5 | |
| kbar | Great Snakes | 3 | |
| kbar | Finding Flags | 2 | |
| adssafsad | Modular Square Root | 35 | |
| s0undcl0udk1ng | Keyed Permutations | 5 | |
| s0undcl0udk1ng | Modular Binomials | 80 | |
| TheAdvocate1 | Bytes and Big Integers | 10 | |
| adssafsad | Legendre Symbol | 35 | |
| ChillShoes | Modular Exponentiation | 10 | |
| happyfeet | XOR Starter | 10 | |
| GingerCarrot | Special Isogenies | 30 | |
| happyfeet | Bytes and Big Integers | 10 | |
| RSeldon06 | ASCII | 5 | |
| epicnoodle | Hex | 5 | |
| epicnoodle | ASCII | 5 | |
| RSeldon06 | Great Snakes | 3 | |
| yr81 | CTRIME | 70 | |
| Milek192 | Extended GCD | 20 | |
| aap1223 | You either know, XOR you don't | 30 | |
| nous | A Joke Cipher (HKCERT CTF) | 0 | |
| nirvanaK456 | Curves and Logs | 40 | |
| nous | 2020 (TETCTF) | 0 | |
| OhLEE | You either know, XOR you don't | 30 | |
| MiraliN | Favourite byte | 20 | |
| RSeldon06 | Finding Flags | 2 |
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