HTML is the current platform identifier used by F-Secure to identify documents written in Hypertext Markup Language (HTML) and containing a malicious iframe.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
More information on 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.
The platform designator 'HTML' is used specifically to identify HTML documents which contain a malicious iframe element that cannot be classed as JS, PHP or any other script.
Examples of HTML malware include: