You can protect the contents of a ZIP file, but unless you know the trick, you might as well not bother.

Secure your sensitive files on Mac with ease. Learn how to password protect folders on Mac and keep your data safe from prying eyes.

Learn how to add a Password to zip files. Using free 7-Zip, you can encrypt & easily add a Password to zipped, archived & compressed files.

Encryption is the matter of safety, I've always said. If you want to keep movies, pictures and other files under a safe lock, choose a password protective software from our guide.