| Date | User | Challenge | Score |
| DeepSkyBlue | Extended GCD | 20 | |
| sbsgar97 | Base64 | 10 | |
| rev4ever | Structure of AES | 15 | |
| fftt09 | Great Snakes | 3 | |
| fftt09 | Finding Flags | 2 | |
| sbsgar97 | Hex | 5 | |
| villag | Greatest Common Divisor | 15 | |
| lostexistence | Background Reading | 5 | |
| sbsgar97 | ASCII | 5 | |
| D3yAaN | JWT Secrets | 25 | |
| astolica | Favourite byte | 20 | |
| sbsgar97 | Great Snakes | 3 | |
| sbsgar97 | Finding Flags | 2 | |
| quangntenemy | Missing Modulus | 80 | |
| kevinho27 | Modular Binomials | 80 | |
| erickao | Structure of AES | 15 | |
| DeepSkyBlue | Greatest Common Divisor | 15 | |
| blackphanter | You either know, XOR you don't | 30 | |
| kevinho27 | Adrien's Signs | 80 | |
| villag | You either know, XOR you don't | 30 | |
| kevinho27 | Chinese Remainder Theorem | 40 | |
| rapt00r | Logon Zero | 80 | |
| kevinho27 | Modular Square Root | 35 | |
| sdevk | Great Snakes | 3 | |
| kevinho27 | Legendre Symbol | 35 | |
| D3yAaN | No Way JOSE | 20 | |
| kevinho27 | Quadratic Residues | 25 | |
| kevinho27 | Modular Inverting | 25 | |
| kevinho27 | Modular Arithmetic 2 | 20 | |
| kevinho27 | Modular Arithmetic 1 | 20 | |
| kevinho27 | Extended GCD | 20 | |
| kevinho27 | Greatest Common Divisor | 15 | |
| PanLiqi | Parameter Injection | 60 | |
| Vispike | Hex | 5 | |
| Kabuto_Wiz | Modular Arithmetic 2 | 20 | |
| zyzykuku | Computing Shared Secrets | 30 | |
| zyzykuku | Computing Public Values | 25 | |
| zyzykuku | Generators of Groups | 20 | |
| zyzykuku | Working with Fields | 10 | |
| zyzykuku | Modulus Inutilis | 50 | |
| zyzykuku | Salty | 20 | |
| zyzykuku | Manyprime | 40 | |
| sunnan | Export-grade | 100 | |
| sunnan | Parameter Injection | 60 | |
| Lmpii | ASCII | 5 | |
| Lmpii | Great Snakes | 3 | |
| Lmpii | Finding Flags | 2 | |
| blackphanter | Favourite byte | 20 | |
| Vispike | ASCII | 5 | |
| Your_Fan | Working with Fields | 10 |
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