| Date | User | Challenge | Score |
| spartan8806 | Let's Prove It Again | 175 | |
| mendozzz | Modular Inverting | 25 | |
| Pipo29 | ProSign 3 | 100 | |
| Black_python2 | Network Attacks | 5 | |
| Pipo29 | Curveball | 100 | |
| b1dlan | You either know, XOR you don't | 30 | |
| yaquine | Finding Flags | 2 | |
| spartan8806 | Mister Saplin's Preview | 80 | |
| b1dlan | Favourite byte | 20 | |
| b1dlan | XOR Properties | 15 | |
| wriosmar | Favourite byte | 20 | |
| spartan8806 | Moving Problems | 150 | |
| artix | Finding Flags | 2 | |
| Black_python2 | Great Snakes | 3 | |
| b1dlan | XOR Starter | 10 | |
| b1dlan | Bytes and Big Integers | 10 | |
| Raccoon42 | The Matrix Reloaded | 100 | |
| b1dlan | Base64 | 10 | |
| b1dlan | Hex | 5 | |
| b1dlan | ASCII | 5 | |
| b1dlan | Great Snakes | 3 | |
| Deadlocks8888 | Efficient Exchange | 50 | |
| b1dlan | Finding Flags | 2 | |
| RotaJakiro | ECB Oracle | 60 | |
| spartan8806 | Elliptic Nodes | 150 | |
| GoldMaximus | ProSign 3 | 100 | |
| GoldMaximus | Curveball | 100 | |
| rayaseiren | A True Genus | 175 | |
| spartan8806 | An Exceptional Twisted Mind | 125 | |
| Anouar404 | Jack's Birthday Hash | 20 | |
| beepboopx | RSA Signatures | 25 | |
| Pep | You either know, XOR you don't | 30 | |
| Deadlocks8888 | Curves and Logs | 40 | |
| GoldMaximus | Smooth Criminal | 60 | |
| Namunamu | Signing Server | 60 | |
| beepboopx | RSA Decryption | 20 | |
| Xotheurr | Modes of Operation Starter | 15 | |
| wriosmar | XOR Properties | 15 | |
| Pipo29 | Smooth Criminal | 60 | |
| Xotheurr | Bringing It All Together | 50 | |
| Deadlocks8888 | Scalar Multiplication | 35 | |
| GoldMaximus | Montgomery's Ladder | 40 | |
| MrPurple | XOR Properties | 15 | |
| beepboopx | Private Keys | 20 | |
| Deadlocks8888 | Point Addition | 30 | |
| GoldMaximus | Efficient Exchange | 50 | |
| beepboopx | Euler's Totient | 20 | |
| rayaseiren | Meet me in the Claw | 120 | |
| GrayBoy | Extended GCD | 20 | |
| sohyla | Bytes and Big Integers | 10 |
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