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 ...

Maybe there was a time when you wanted to lock away certain pages in a PDF, but you didn’t have the tools to get it done. Well, those days are over due to the release of an interesting software known ...

“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 ...

PDF is a user-friendly, printable, downloadable file format that works across all systems. In our digital age, PDF has replaced many paper documents, making security all the more important. Thankfully ...

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 ...

To avert the problems associated with the file locking mechanism, POSIX introduced record locking via the fcntl() syscall (the pre-POSIX lockf() and flock() syscalls provide the same functionality but ...