Block Password Protected PDFs
You now have granular control over messages containing password protected PDF documents. Phishers and scammers sometimes use malicious PDFs to attack email users. You can choose to block or quarantine such messages. You can also choose to ignore such messages wherein the service does not look for, or act on, emails that contain password protected PDF documents.
This option is available for inbound and outbound email and can be found under
Inbound Settings>Content Policies. Learn more
Outbound Settings>Content Policies. Learn more