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You never know when one of your files might reach someone it wasn't intended to reach—perhaps through an email forward, a USB stick left behind on a desk, or maybe ...

You can–and should–protect your Windows computer with a strong and secure login password or other means of authentication. Perhaps there are specific folders and ...

Move over viruses, step aside worms: Ransomware has the spotlight and isn't about to give it up. From taking down entire fuel pipelines to hijacking hospital networks, it's the cyberattack du jour.

Microsoft Excel lets you embed content from other applications, including PDF files. You can embed a PDF file into a cell of an Excel worksheet and then use Excel's security features to lock the ...