Create, encrypt, and merge PDF files.
With a few steps you can set up an easy way to encrypt PDF files generated from the standard print dialog window.
You can make your own filters for reducing or otherwise adjusting images when exporting in OS X's Preview application.
Mozilla's latest version of Firefox conveniently includes a built-in PDF viewer. If you prefer your own PDF viewer, here's how to change it.
Mozilla today released version 19 of its popular Firefox browser, and in the new version implemented a long-awaited built-in PDF viewer.
The latest update offers a better way to view your PDFs and push notifications if someone shares a folder with you.
Links to hundreds of articles appear on Twitter in tribute to the Internet activist who committed suicide Friday.
The desktop version of Mozilla's browser beta is shunting Adobe's PDF plug-in aside, and the Android version works on 15 million more smartphones.
Ready to ditch the Adobe plug-in for your Firefox Web browser? Here's how to enable the native PDF reader.
The happiness-focused social network hopes to reorient the facets of Facebook, Instagram, and Twitter that some say most foster loneliness and envy. Can it succeed?
Secret demands mark escalation in Internet surveillance by the federal government through gaining access to user passwords, which are typically stored in encrypted form.