| Date | User | Challenge | Score |
| jrhyne | Bespoke Padding | 100 | |
| aditya_kumeowka | Token Appreciation | 5 | |
| cwh64 | XOR Properties | 15 | |
| MishellyHerrera | Bean Counter | 60 | |
| MishellyHerrera | Symmetry | 50 | |
| MishellyHerrera | Flipping Cookie | 60 | |
| MishellyHerrera | ECB CBC WTF | 55 | |
| MishellyHerrera | ECB Oracle | 60 | |
| asfd98123rejk | Special Soundness | 25 | |
| MishellyHerrera | Passwords as Keys | 50 | |
| gabrielrocha101 | Mixed Up | 120 | |
| sal4 | Finding Flags | 2 | |
| aditya_kumeowka | Network Attacks | 5 | |
| iori | Hex | 5 | |
| asfd98123rejk | Proofs of Knowledge | 20 | |
| iori | ASCII | 5 | |
| gabrielrocha101 | MD0 | 80 | |
| iori | Great Snakes | 3 | |
| iori | Finding Flags | 2 | |
| AaronCrighton | Authenticated Handshake | 40 | |
| Ledebutant | ASCII | 5 | |
| gabrielrocha101 | Hash Stuffing | 50 | |
| Ahmedelbehi | Curveball | 100 | |
| Ledebutant | Great Snakes | 3 | |
| gabrielrocha101 | Collider | 50 | |
| enjay | XOR Starter | 10 | |
| Ledebutant | Finding Flags | 2 | |
| gabrielrocha101 | Jack's Birthday Confusion | 30 | |
| gabrielrocha101 | Jack's Birthday Hash | 20 | |
| gabrielrocha101 | Monoprime | 30 | |
| wayofliving2309 | Base64 | 10 | |
| Ahmedelbehi | Smooth Criminal | 60 | |
| Arsen123 | Modular Square Root | 35 | |
| wayofliving2309 | Hex | 5 | |
| Arsen123 | Legendre Symbol | 35 | |
| antonio2006 | Scalar Multiplication | 35 | |
| den1z_19 | Efficient Exchange | 50 | |
| wayofliving2309 | ASCII | 5 | |
| Arsen123 | Quadratic Residues | 25 | |
| den1z_19 | Curves and Logs | 40 | |
| den1z_19 | Scalar Multiplication | 35 | |
| wayofliving2309 | Great Snakes | 3 | |
| wayofliving2309 | Finding Flags | 2 | |
| antonio2006 | Point Addition | 30 | |
| KzX | XOR Starter | 10 | |
| antonio2006 | Point Negation | 10 | |
| den1z_19 | Point Addition | 30 | |
| ereiselt | Successive Powers | 60 | |
| Ahmedelbehi | Montgomery's Ladder | 40 | |
| KzX | Bytes and Big Integers | 10 |
You are now level Current level