Ever download a folder full of files, only to notice all of the documents inside are zipped shut and encrypted—basically the digital version of Fort Knox? These are examples of the ever-wonderful, yet ...

If you use a Mac computer in your small business, you probably have sensitive information and store private data in files and folders on your computer. This data must be organized and protected so the ...

How does a zip file work, and how can you use it? Here's everything you need to know to master the art of sending massive files.

Lifehacker has been a go-to source of tech help and life advice since 2005. Our mission is to offer reliable tech help and credible, practical, science-based life ...

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.

We've shown you before how you can protect any sensitive files stored on Dropbox using TrueCrypt or an encrypted zip file, but here's an even quicker shortcut that encrypts (and decrypts) files or ...

USB drives, external HDDs, and memory cards—remains the go-to for transferring and backing up data. But these devices are also among the easies ...

Snoopers and thieves can easily access files and passwords on your computer, even without your Windows password. All they have to do is insert a special disc (such as ...

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