For most of the Paranoid Penguin's illustrious four years with Linux Journal, I've tended to write tools-focused columns. I've described how to secure Sendmail, how to add SSL encryption to things by ...

Recall also that we set the group permissions on this directory to r-x, that is, group-readable and group-executable, so that our fellow members of the drummers group could enter this directory and ...

Flatpak apps are gaining serious popularity on Linux distributions but managing the permissions of those apps can be a challenge. But with this handy GUI tool, those permissions are simple to deal ...