Stores security related settings. Provides secure file extensions. Opening a secure file does not pose any risk. Provides a file extension that is not case-sensitive. Provides a list of secure file extensions. Opening a secure file does not pose any risk. Specifies how secure hyperlinks are processed. Specifies how a hyperlink is opened ( 0 = Never, 1 = with security checks, 2 = always open). Specifies whether to remove the hidden content when sending the document attached to an email Specify whether hidden content should be removed when sending via email true