Fontal is a family of SIS file trojans that install corrupted Font files onto the infected device, thus causing the device to fail at next reboot.


Automatic action

Based on the settings of your F-Secure security program, it will either automatically delete, quarantine or rename the detected program or file, or ask you for a desired action.

More scanning & removal options

More information on the scanning and removal options available in your F-Secure product can be found in the Help Center.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.

Find out more

Knowledge Base

Find the latest advice in our Community Knowledge Base.

User Guide

See the user guide for your product on the Help Center.

Contact Support

Chat with or call an expert for help.

Submit a sample

Submit a file or URL for further analysis.

Technical Details

For details on various versions of Fontal, please visit the links below: Fontal.A Fontal.B Fontal.C Fontal.D Fontal.E Fontal.F Fontal.G Fontal.H

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