SGNAuthServicen. exe is part of a product called known as Sophos SafeGuard® and it is developed by Utimaco Safeware AG - a member of the Sophos Group .
If you think that this file contains a virus or another malware, please download a virus scanner.
If SGNAuthServicen. exe is using too much CPU or too much memory in your system, it is possible that your file has been infected with a virus. Try to install an antivirus to see if it helps.
If you want to remove SGNAuthServicen. exe from your computer, just go to Start > Control Panel > Add/Remove programs and select Sophos SafeGuard® from the list.
If you have any problems with SGNAuthServicen. exe, you may try using a registry cleaner or a speed-up software to check, analyze, and fix problems that are affecting the performance of your computer.
You may try contacting Utimaco Safeware AG - a member of the Sophos Group, the developer of SGNAuthServicen. exe and ask for more information.