: Because video files are often too large for direct email attachments, they are frequently shared as "cloud attachments"—links that allow recipients to download the file from a server.
: If you use services like Google Drive, these attachments may automatically count toward your cloud storage quota. Security Considerations Cloudmail (3) mp4
: Likely an attachment from a webmail client (like Gmail or Outlook) or a file shared via a cloud service (like Google Drive or Dropbox). : Because video files are often too large