| Date | User | Challenge | Score |
| kkaroly | Bringing It All Together | 50 | |
| Zafer | Finding Flags | 2 | |
| bashrc | Exceptional Curves | 100 | |
| kkaroly | Diffusion through Permutation | 30 | |
| d4sh0326 | Modular Inverting | 25 | |
| Liror | Greatest Common Divisor | 15 | |
| yr81 | Broken RSA | 100 | |
| CestCool | Base64 | 10 | |
| CestCool | Hex | 5 | |
| DaBot | JSON in JSON | 40 | |
| CestCool | ASCII | 5 | |
| LeoFang | Great Snakes | 3 | |
| CestCool | Great Snakes | 3 | |
| LeoFang | Finding Flags | 2 | |
| CestCool | Finding Flags | 2 | |
| chaotic_thought1 | XOR Properties | 15 | |
| robinhoodcodes | Chinese Remainder Theorem | 40 | |
| svillagrasa | Finding Flags | 2 | |
| Emris | Base64 | 10 | |
| KK1994 | Modular Inverting | 25 | |
| KK1994 | Modular Arithmetic 2 | 20 | |
| KK1994 | Modular Arithmetic 1 | 20 | |
| blueketchup | Working with Fields | 10 | |
| Nifty | Base64 | 10 | |
| grizzzer | Gram Schmidt | 30 | |
| Nifty | Hex | 5 | |
| emanu | Modulus Inutilis | 50 | |
| emanu | Salty | 20 | |
| Emris | Hex | 5 | |
| sasytaco802 | Ellipse Curve Cryptography | 125 | |
| emanu | Manyprime | 40 | |
| GentleCat | Great Snakes | 3 | |
| Nifty | ASCII | 5 | |
| grizzzer | Size and Basis | 15 | |
| emanu | Square Eyes | 35 | |
| yr81 | Successive Powers | 60 | |
| emanu | Monoprime | 30 | |
| grizzzer | Vectors | 10 | |
| emanu | Inferius Prime | 30 | |
| Nephesto | Hex | 5 | |
| Nephesto | ASCII | 5 | |
| KK1994 | Extended GCD | 20 | |
| DaBot | JWT Secrets | 25 | |
| DDDDmmmm | Point Negation | 10 | |
| xcv1 | XOR Starter | 10 | |
| d4sh0326 | Modular Arithmetic 2 | 20 | |
| khxld | Modular Arithmetic 2 | 20 | |
| GentleCat | Finding Flags | 2 | |
| DDDDmmmm | LWE Background | 5 | |
| HANNN | Network Attacks | 5 |
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