| Date | User | Challenge | Score |
| banbet | Point Addition | 30 | |
| banbet | Point Negation | 10 | |
| banbet | Background Reading | 5 | |
| banbet | Micro Transmissions | 120 | |
| Ruthy | Finding Flags | 2 | |
| banbet | Exceptional Curves | 100 | |
| banbet | d-phi-enc (HackTM CTF) | 0 | |
| banbet | Sign in Please (HKCERT CTF) | 0 | |
| HarshVardhan | Base64 | 10 | |
| banbet | Transparency | 50 | |
| Tbs12455 | Resisting Bruteforce | 10 | |
| andcdc | Confusion through Substitution | 25 | |
| banbet | Network Attacks | 5 | |
| Acja | Finding Flags | 2 | |
| banbet | Symmetry | 50 | |
| banbet | Flipping Cookie | 60 | |
| banbet | ECB CBC WTF | 55 | |
| banbet | ECB Oracle | 60 | |
| niwi | Extended GCD | 20 | |
| banbet | Passwords as Keys | 50 | |
| banbet | Modes of Operation Starter | 15 | |
| banbet | Bringing It All Together | 50 | |
| banbet | Diffusion through Permutation | 30 | |
| banbet | Confusion through Substitution | 25 | |
| banbet | Round Keys | 20 | |
| banbet | Structure of AES | 15 | |
| banbet | Resisting Bruteforce | 10 | |
| banbet | Keyed Permutations | 5 | |
| niwi | Greatest Common Divisor | 15 | |
| Lmpii | Hex | 5 | |
| banbet | Modular Binomials | 80 | |
| andcdc | Round Keys | 20 | |
| space_invader | Saying Hello | 20 | |
| banbet | Adrien's Signs | 80 | |
| banbet | Chinese Remainder Theorem | 40 | |
| banbet | Modular Square Root | 35 | |
| hoomishalom | Lemur XOR | 40 | |
| banbet | Legendre Symbol | 35 | |
| banbet | Quadratic Residues | 25 | |
| ch1sk3ly | Everything is Big | 70 | |
| banbet | Modular Inverting | 25 | |
| andcdc | Structure of AES | 15 | |
| banbet | Modular Arithmetic 2 | 20 | |
| banbet | Modular Arithmetic 1 | 20 | |
| hoomishalom | You either know, XOR you don't | 30 | |
| banbet | Extended GCD | 20 | |
| sp1n0z4 | Bespoke Padding | 100 | |
| banbet | Greatest Common Divisor | 15 | |
| banbet | You either know, XOR you don't | 30 | |
| banbet | Favourite byte | 20 |
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