| Date | User | Challenge | Score |
| H2Cv | XOR Starter | 10 | |
| uapej | Base64 | 10 | |
| diegod_1021 | XOR Starter | 10 | |
| slycro | SSH Keys | 35 | |
| Dimitris_Toulis | Infinite Descent | 50 | |
| MohamedMujahed | Lack of Entropy (Firebird Internal CTF) | 0 | |
| uapej | Hex | 5 | |
| MohamedMujahed | 2020 (TETCTF) | 0 | |
| MohamedMujahed | Sign in Please (HKCERT CTF) | 0 | |
| TechLab_Student | Hex | 5 | |
| slycro | CERTainly not | 30 | |
| H2Cv | Bytes and Big Integers | 10 | |
| uapej | ASCII | 5 | |
| diegod_1021 | Bytes and Big Integers | 10 | |
| no_ai_no_problem | Smooth Criminal | 60 | |
| uapej | Great Snakes | 3 | |
| slycro | Privacy-Enhanced Mail? | 25 | |
| H2Cv | Base64 | 10 | |
| erk | Chinese Remainder Theorem | 40 | |
| uapej | Finding Flags | 2 | |
| H2Cv | Hex | 5 | |
| fatomcys | Great Snakes | 3 | |
| TechLab_Student | ASCII | 5 | |
| erk | Modular Square Root | 35 | |
| slycro | Modular Inverting | 25 | |
| slycro | Modular Arithmetic 2 | 20 | |
| tacex_ | Authenticated Handshake | 40 | |
| H2Cv | ASCII | 5 | |
| rraghad | Crossed Wires | 100 | |
| slycro | Modular Arithmetic 1 | 20 | |
| MohamedMujahed | Twist and Shout (Zh3r0 CTF V2) | 0 | |
| MohamedMujahed | FaILProof Revenge (SekaiCTF) | 0 | |
| MohamedMujahed | Dark Arts (CODEGATE CTF) | 0 | |
| MohamedMujahed | FaILProof (SekaiCTF) | 0 | |
| erk | Legendre Symbol | 35 | |
| Dimitris_Toulis | Everything is Still Big | 100 | |
| MohamedMujahed | import numpy as MT (Zh3r0 CTF V2) | 0 | |
| MohamedMujahed | Functional (ICC Athens) | 0 | |
| slycro | Extended GCD | 20 | |
| Papalo007 | Modular Binomials | 80 | |
| MohamedMujahed | Key recovery (DCTF) | 0 | |
| Dimitris_Toulis | Endless Emails | 150 | |
| Anass67 | Modes of Operation Starter | 15 | |
| slycro | Greatest Common Divisor | 15 | |
| diegod_1021 | Base64 | 10 | |
| jmusic | Export-grade | 100 | |
| flooeg | Passwords as Keys | 50 | |
| daedaluz | You either know, XOR you don't | 30 | |
| Milune | Finding Flags | 2 | |
| H2Cv | Great Snakes | 3 |
You are now level Current level