Bad actors love to deliver threats in files. Persistent and persuasive messages convince unsuspecting victims to accept and open files from unknown sources, executing the first step in a cyber attack. 
This continues to happen whether the file is an EXE or a Microsoft Excel document. Far too often, end users have an illusion of security, masked by good faith efforts of other users and (

Bad actors love to deliver threats in files. Persistent and persuasive messages convince unsuspecting victims to accept and open files from unknown sources, executing the first step in a cyber attack. 
This continues to happen whether the file is an EXE or a Microsoft Excel document. Far too often, end users have an illusion of security, masked by good faith efforts of other users and (