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 ...

While the reasons for locking a PDF file can be as varied as the reasons for creating it, there are essentially two main reasons to lock a PDF: to control who can access the document, or to control ...

Microsoft Word possesses the built-in ability to save documents as PDF. It doesn’t require you to download a converter to get the job done. Earlier, we had learned ...

“Is there any way to password-protect and lock a sensitive PDF file before sending it as an attachment through email? I cannot afford Adobe Acrobat Pro and free primopdf didn’t work for me. Any help ...

Don't let your sensitive data fall into the wrong hands. These tools encrypt important PDFs without the need to spend hundreds of dollars on the full Adobe Acrobat program. At some point you’ll likely ...

Briksoftware has announced PDFKey Pro 4.3 (http://pdfkey.com) for Mac OS X and Windows. It’s an upgrade of the utility that locks and unlocks password-protected PDF ...

The widely used PDF format supports data-saving encryption, allowing you to protect sensitive documents so that only those with the correct password can access them. In the old days, you’d need a ...

Users may protect with either (or both), a viewing password and a password to restrict usage permissions and more. PDFKey Pro requires Mac OS X 10.7 or higher It costs $24.99.