| Date | User | Challenge | Score |
| ahmqd | Nativity | 60 | |
| kuyro | Great Snakes | 3 | |
| agentmon | Real Mersenne (Zh3r0 CTF V2) | 0 | |
| crypto_lee | Vote for Pedro | 150 | |
| kuyro | Finding Flags | 2 | |
| agentmon | Do you have good eyes? (Breizh CTF) | 0 | |
| thai054191 | Base64 | 10 | |
| crypto_lee | Let's Decrypt | 80 | |
| thai054191 | Hex | 5 | |
| thai054191 | ASCII | 5 | |
| crypto_lee | Null or Never | 100 | |
| KK5559D | Diffusion through Permutation | 30 | |
| agentmon | Sus (ImaginaryCTF) | 0 | |
| DayLight___ | Finding Flags | 2 | |
| wangfu | CERTainly not | 30 | |
| agentmon | Put a ring on it (ECSC 2023 (Norway)) | 0 | |
| agentmon | Irish flan (ECSC 2023 (Norway)) | 0 | |
| igrdvd13 | ASCII | 5 | |
| Beru | Confusion through Substitution | 25 | |
| ho_ongvyy | Everything is Big | 70 | |
| Ash31415 | Finding Flags | 2 | |
| bookfan | Base64 | 10 | |
| bookfan | Hex | 5 | |
| caledt | Salty | 20 | |
| axolotl11 | Montgomery's Ladder | 40 | |
| Beru | Round Keys | 20 | |
| ereiselt | ECB CBC WTF | 55 | |
| bookfan | ASCII | 5 | |
| caledt | Manyprime | 40 | |
| bookfan | Great Snakes | 3 | |
| brayitan | Broken RSA | 100 | |
| bookfan | Finding Flags | 2 | |
| brayitan | Modular Binomials | 80 | |
| ho_ongvyy | Modulus Inutilis | 50 | |
| ereiselt | ECB Oracle | 60 | |
| rapt00r | Modes of Operation Starter | 15 | |
| brayitan | Stream of Consciousness | 80 | |
| diego0510lopez | Finding Flags | 2 | |
| crypto_lee | Bespoke Padding | 100 | |
| treycyAndres | Modular Binomials | 80 | |
| mochaowo | OR Proof | 75 | |
| mochaowo | OR Proof (CryptoHack) | 0 | |
| brayitan | CTRIME | 70 | |
| caledt | Monoprime | 30 | |
| MrFrost | Extended GCD | 20 | |
| brayitan | Bean Counter | 60 | |
| treycyAndres | Adrien's Signs | 80 | |
| brayitan | Symmetry | 50 | |
| treycyAndres | Successive Powers | 60 | |
| treycyAndres | Chinese Remainder Theorem | 40 |
You are now level Current level