| Date | User | Challenge | Score |
| SignalNet4 | Legendre Symbol | 35 | |
| annalisa | Scalar Multiplication | 35 | |
| simuyu | Find the Lattice | 100 | |
| ShedoZmb | Structure of AES | 15 | |
| l0rdimperi0 | Chinese Remainder Theorem | 40 | |
| omarhaj | Great Snakes | 3 | |
| ShedoZmb | Resisting Bruteforce | 10 | |
| omarhaj | Finding Flags | 2 | |
| ShedoZmb | Keyed Permutations | 5 | |
| melodyofasong | Bytes and Big Integers | 10 | |
| canaryda | Modes of Operation Starter | 15 | |
| ShedoZmb | Modular Binomials | 80 | |
| melodyofasong | Base64 | 10 | |
| melodyofasong | Hex | 5 | |
| character | Hex | 5 | |
| duke1234 | Finding Flags | 2 | |
| character | ASCII | 5 | |
| melodyofasong | ASCII | 5 | |
| spatino | Script Kiddie | 70 | |
| ksio | Favourite byte | 20 | |
| character | Network Attacks | 5 | |
| melodyofasong | Great Snakes | 3 | |
| rush_i | MD0 | 80 | |
| Fy26 | Finding Flags | 2 | |
| SignalNet4 | Quadratic Residues | 25 | |
| spatino | The Matrix | 75 | |
| ShirleenW | Export-grade | 100 | |
| ShirleenW | Parameter Injection | 60 | |
| UMAyuma | ProSign 3 | 100 | |
| Holl0w | An Evil Twisted Mind | 175 | |
| ksio | XOR Properties | 15 | |
| kabanchik_07 | Flipping Cookie | 60 | |
| SignalNet4 | Modular Inverting | 25 | |
| Benvictor | Export-grade | 100 | |
| Toq | Finding Flags | 2 | |
| SignalNet4 | Modular Arithmetic 2 | 20 | |
| Holl0w | An Exceptional Twisted Mind | 125 | |
| character | Great Snakes | 3 | |
| Benvictor | Parameter Injection | 60 | |
| character | Finding Flags | 2 | |
| rich_ard | ASCII | 5 | |
| Holl0w | LFSR Destroyer | 250 | |
| TyLion | Montgomery's Ladder | 40 | |
| ksio | XOR Starter | 10 | |
| Selenae | Great Snakes | 3 | |
| ShirleenW | RSA Signatures | 25 | |
| lauretti | Symmetry | 50 | |
| usernotfound1071 | Real Curve Crypto | 200 | |
| Yerbery | Modular Inverting | 25 | |
| Holl0w | Nothing Up My Sleeve | 150 |
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