To successfully solve these challenges, you'll need a "useful" toolkit:
While "crack-by-me" isn't a single established term, it often refers to challenges—programs specifically designed for individuals to practice their reverse engineering and security research skills.
: If you get stuck, look for "walkthroughs" or "write-ups" for that specific challenge on GitHub or security forums to see how others "cracked" it.
Backup your emails securely and store them on your computer or hard drive.