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 ...

Most of us share documents via email. But what if it’s a digital copy of your birth certificate, a sensitive medical record, or a confidential legal document? I want to ensure that only the intended ...

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 ...

Microsoft Excel has been one of the go-to spreadsheet apps for several decades, and it's developed an array of tricks throughout its lifetime, not just for making data entry, editing, and organization ...

Fingerprint scanners make it easier than ever to secure your smartphone, reducing the need to type in a PIN code or password. Whether you’re locking or unlocking your device or signing into apps, it’s ...

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 ...