Cloudflare CTO John Graham-Cumming has successfully cracked and decrypted a 30-year-old ZIP file, and has written a blog post about how he did it. John Graham-Cumming's blog: Cracking an old ZIP file ...
While Windows doesn't give you the ability to create encrypted ZIP files, software like 7Zip does. If you choose the standard ZIP encryption (weak encryption) when making the ZIP file, then Windows ...