| Date | User | Challenge | Score |
| kevinho27 | Base64 | 10 | |
| AbysmalNightmare | Base64 | 10 | |
| kevinho27 | Hex | 5 | |
| ZUIEKI_kicktv | Favourite byte | 20 | |
| einwickler | You either know, XOR you don't | 30 | |
| AbysmalNightmare | Hex | 5 | |
| danieldegracia81 | Base64 | 10 | |
| mileybis21 | Base64 | 10 | |
| kevinho27 | ASCII | 5 | |
| mileybis21 | Hex | 5 | |
| danieldegracia81 | Hex | 5 | |
| mileybis21 | ASCII | 5 | |
| xavionun | You either know, XOR you don't | 30 | |
| danieldegracia81 | ASCII | 5 | |
| mileybis21 | Great Snakes | 3 | |
| kevinho27 | Great Snakes | 3 | |
| danieldegracia81 | Great Snakes | 3 | |
| AbysmalNightmare | ASCII | 5 | |
| mileybis21 | Finding Flags | 2 | |
| danieldegracia81 | Finding Flags | 2 | |
| Ter3Sni | Export-grade | 100 | |
| kevinho27 | Finding Flags | 2 | |
| AbysmalNightmare | Great Snakes | 3 | |
| AbysmalNightmare | Finding Flags | 2 | |
| ahmqd | WOTS Up 2 | 90 | |
| einwickler | Favourite byte | 20 | |
| kanellam | No Way JOSE | 20 | |
| squ4r00t | Curves and Logs | 40 | |
| kanellam | JWT Secrets | 25 | |
| einwickler | XOR Properties | 15 | |
| kanellam | JWT Sessions | 10 | |
| Ter3Sni | Parameter Injection | 60 | |
| kanellam | Token Appreciation | 5 | |
| kanellam | Modular Inverting | 25 | |
| kanellam | Modular Arithmetic 2 | 20 | |
| Nawelle | ECB CBC WTF | 55 | |
| einwickler | XOR Starter | 10 | |
| dirio | ECB CBC WTF | 55 | |
| einwickler | Bytes and Big Integers | 10 | |
| kanellam | Modulus Inutilis | 50 | |
| kanellam | Salty | 20 | |
| SneakySedano | MD0 | 80 | |
| xprice | Modular Exponentiation | 10 | |
| squ4r00t | Scalar Multiplication | 35 | |
| ValT | Decrypting TLS 1.3 | 35 | |
| GK7Thebigboss | Legendre Symbol | 35 | |
| kanellam | Manyprime | 40 | |
| trizzzy | Network Attacks | 5 | |
| bradkac | Factoring | 15 | |
| ValT | Decrypting TLS 1.2 | 30 |
You are now level Current level