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 ...

Nowadays, the computer has a very important place in everybody’s life, as a personal gadget used for a lot of different things. Everything is digital, and it is stored on a computer’s hard disk or on ...

We all use archive file formats like .zip, .rar in order to employ lossless data compression. In a single archive file, we can add several files and folders and considerably reduce the combined size ...

You can use TrueCrypt or special apps to encrypt your sensitive data stored on Dropbox, but for greater accessibility and reduced bandwidth consumption, another ...

You probably have documents on your desktop operating system that contain sensitive information. So what do you do to protect that data? You could hide the document in an obscure folder -- but that's ...

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 ...

How to encrypt compressed files the easy way from Windows, macOS, or Linux Your email has been sent Image: Meilun, Getty Images/iStockphoto Must-read security coverage UK Police Convicts Pair in £5.5 ...

Most of us have some rather sensitive files on our PCs. Whether it’s our tax returns, financial records, password lists (seriously, just use a password manager already), or just files you don’t want ...

Password-protected ZIP archives are common means of compressing and sharing sets of files—from sensitive documents to malware samples to even malicious files (i.e. phishing "invoices" in emails). But, ...

Last year, in between writing Take Control books and Macworld articles, I managed to squeeze in another little project – writing the 900-page “Mac Security Bible,” published in January 2010 by Wiley.