| Date | User | Challenge | Score |
| Coriolanus | Finding Flags | 2 | |
| swarm767 | Base64 | 10 | |
| 0xMard | Elliptic Nodes | 150 | |
| 0xMard | Micro Transmissions | 120 | |
| swarm767 | Hex | 5 | |
| 0xMard | Exceptional Curves | 100 | |
| 0xMard | Moving Problems | 150 | |
| 0xMard | Smooth Criminal | 60 | |
| jcasti | Base64 | 10 | |
| swarm767 | ASCII | 5 | |
| 1tsRyd3r | Round Keys | 20 | |
| 0xMard | Static Client 2 | 120 | |
| 0xMard | Additive | 70 | |
| jcasti | Hex | 5 | |
| cnwangjihe | Greatest Common Divisor | 15 | |
| Aedityeah | Finding Flags | 2 | |
| 1tsRyd3r | Structure of AES | 15 | |
| 0xMard | Export-grade | 100 | |
| 0xMard | Static Client | 100 | |
| jcasti | ASCII | 5 | |
| cnwangjihe | You either know, XOR you don't | 30 | |
| jcasti | Great Snakes | 3 | |
| cnwangjihe | Favourite byte | 20 | |
| 0xMard | Prime and Prejudice | 200 | |
| cnwangjihe | XOR Properties | 15 | |
| ZemonZE | Diffusion through Permutation | 30 | |
| 1tsRyd3r | Resisting Bruteforce | 10 | |
| evarist | Roll your Own | 125 | |
| 0xMard | MD0 | 80 | |
| cnwangjihe | XOR Starter | 10 | |
| cnwangjihe | Bytes and Big Integers | 10 | |
| jcasti | Finding Flags | 2 | |
| cnwangjihe | Base64 | 10 | |
| 0xMard | Roll your Own | 125 | |
| cnwangjihe | Hex | 5 | |
| 0xMard | Cofactor Cofantasy | 150 | |
| cnwangjihe | ASCII | 5 | |
| cnwangjihe | Great Snakes | 3 | |
| sulinno | Successive Powers | 60 | |
| 1tsRyd3r | Keyed Permutations | 5 | |
| 0xMard | Noise Cheap | 90 | |
| gorkemdemireL | Modular Arithmetic 1 | 20 | |
| cnwangjihe | Finding Flags | 2 | |
| ISAN05 | ASCII | 5 | |
| gorkemdemireL | Extended GCD | 20 | |
| ISAN05 | Great Snakes | 3 | |
| myullx | You either know, XOR you don't | 30 | |
| 0xMard | Parameter Injection | 60 | |
| Zer0_logon | Legendre Symbol | 35 | |
| ISAN05 | Finding Flags | 2 |
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