While PDFs are generally regarded as fairly stable files, there’s a lot you can do with them on both Linux and other systems. This includes merging, splitting, rotating, breaking into single pages, ...

Encrypting files, folders, and drives on your computer means that no one else can make sense of the data they contain without a particular decryption key—which in most cases is a password known only ...

You can add/remove digital signatures or encrypt/decrypt a PDF. It supports many useful features like; PDF stamp creation, adding CJK font in form field, AcroForm, adding watermark or logo, extracting ...

If you need to work with PDFs then you’ve probably built up a whole library of tools to help out: a viewer, a creator, maybe a conversion tool, something else to split or merge files, and the list ...

With data backup security being such a high priority for most organizations, it should come as no surprise that it is becoming much more common for organizations to Encrypt the contents of their file ...

I’m going to demonstrate how to do this from the command line. There are other tools for this process, but this particular method is fairly universal across all Linux distributions. Where FILENAME is ...

There are numerous commands for encrypting files on Linux. When you want to limit access to file contents, you can use file permissions but file encryption makes limiting access much more effective.