| Date | User | Challenge | Score |
| omar2003 | Favourite byte | 20 | |
| EOGWAYO | Extended GCD | 20 | |
| regne | Modular Arithmetic 1 | 20 | |
| lavi24 | Jack's Birthday Confusion | 30 | |
| lavi24 | Jack's Birthday Hash | 20 | |
| taboctf | Cofactor Cofantasy | 150 | |
| lavi24 | ProSign 3 | 100 | |
| lavi24 | Curveball | 100 | |
| omar2003 | XOR Properties | 15 | |
| lavi24 | Edwards Goes Degenerate | 100 | |
| lavi24 | Double and Broken | 50 | |
| lavi24 | Montgomery's Ladder | 40 | |
| Edloemba | ASCII | 5 | |
| omar2003 | XOR Starter | 10 | |
| telemac0 | Finding Flags | 2 | |
| cyros | Forbidden Fruit | 150 | |
| cyros | Double and Broken | 50 | |
| leonhars | Trust Games | 150 | |
| cyros | Edwards Goes Degenerate | 100 | |
| cyros | No Random, No Bias | 120 | |
| cyros | Real Curve Crypto | 200 | |
| lavi24 | No Random, No Bias | 120 | |
| lavi24 | Digestive | 60 | |
| Edloemba | Great Snakes | 3 | |
| Sakutachii | XOR Starter | 10 | |
| omar2003 | Base64 | 10 | |
| cyros | Beatboxer | 150 | |
| lavi24 | Real Curve Crypto | 200 | |
| Rahul_Kumar | Greatest Common Divisor | 15 | |
| omar2003 | Hex | 5 | |
| Rahul_Kumar | You either know, XOR you don't | 30 | |
| taboctf | Elliptic Nodes | 150 | |
| omar2003 | ASCII | 5 | |
| M1D0R1M4 | Modular Inverting | 25 | |
| Rudrakshi | Extended GCD | 20 | |
| cyros | Paper Plane | 120 | |
| nullbyte0x00 | XOR Starter | 10 | |
| M1D0R1M4 | Modular Arithmetic 2 | 20 | |
| TheCursedChild | Export-grade | 100 | |
| bobiealice | Edwards Goes Degenerate | 100 | |
| MagicalCloud | Great Snakes | 3 | |
| omar2003 | Great Snakes | 3 | |
| taboctf | Real Eisenstein | 150 | |
| TheCursedChild | Parameter Injection | 60 | |
| omar2003 | Finding Flags | 2 | |
| surajs2007 | Structure of AES | 15 | |
| Dhrub_Singh_17 | Modular Inverting | 25 | |
| 169768 | Modular Square Root | 35 | |
| M1D0R1M4 | Modular Arithmetic 1 | 20 | |
| surajs2007 | Resisting Bruteforce | 10 |
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