| Date | User | Challenge | Score |
| kyc | Leet Universe (ImaginaryCTF (Daily)) | 0 | |
| nikaa | Modular Arithmetic 1 | 20 | |
| Banana_Babanana | Null or Never | 100 | |
| Riverside | You either know, XOR you don't | 30 | |
| conmeodilac | Flipping Cookie | 60 | |
| Useruseraaa | Background Reading | 5 | |
| radare | Twin Keys | 100 | |
| alpha_zer000 | Base64 | 10 | |
| punu123 | Modular Arithmetic 2 | 20 | |
| punu123 | Modular Arithmetic 1 | 20 | |
| francois | An Evil Twisted Mind | 175 | |
| Banana_Babanana | Fast Primes | 75 | |
| violetcosmos | Bytes and Big Integers | 10 | |
| violetcosmos | Base64 | 10 | |
| violetcosmos | Hex | 5 | |
| silentRoar | RSA Decryption | 20 | |
| violetcosmos | ASCII | 5 | |
| DavidTruong | RSA Signatures | 25 | |
| bhanuPathak | Confusion through Substitution | 25 | |
| BigBIglinn | Hex | 5 | |
| kausarrr | Favourite byte | 20 | |
| kausarrr | XOR Properties | 15 | |
| sqv1nx | Chinese Remainder Theorem | 40 | |
| trovsmisqwsro | Resisting Bruteforce | 10 | |
| trovsmisqwsro | Keyed Permutations | 5 | |
| DavidTruong | RSA Decryption | 20 | |
| furry | Favourite byte | 20 | |
| DavidTruong | Private Keys | 20 | |
| DavidTruong | Euler's Totient | 20 | |
| kausarrr | XOR Starter | 10 | |
| furry | XOR Properties | 15 | |
| DavidTruong | Public Keys | 15 | |
| DavidTruong | Modular Exponentiation | 10 | |
| NotSkilled | Symmetry | 50 | |
| furry | XOR Starter | 10 | |
| furry | Bytes and Big Integers | 10 | |
| silentRoar | Private Keys | 20 | |
| BigBIglinn | ASCII | 5 | |
| BigBIglinn | Great Snakes | 3 | |
| furry | Base64 | 10 | |
| furry | Hex | 5 | |
| silentRoar | Euler's Totient | 20 | |
| furry | ASCII | 5 | |
| furry | Great Snakes | 3 | |
| BigBIglinn | Finding Flags | 2 | |
| furry | Finding Flags | 2 | |
| NotSkilled | Flipping Cookie | 60 | |
| DavidTruong | Bean Counter | 60 | |
| omelet | Digestive | 60 | |
| Cookie2612 | Jack's Birthday Confusion | 30 |
You are now level Current level