Title	Block domain on email
ID	RA3201
Description	Block a domain name on an Email server
Author	@atc_project
Creation Date	2019/01/31
Category	Email
Stage	RS0003: Containment
References	https://docs.microsoft.com/en-us/office365/securitycompliance/block-email-spam-to-prevent-false-negatives https://docs.microsoft.com/en-us/office365/securitycompliance/create-organization-wide-safe-sender-or-blocked-sender-lists-in-office-365
Requirements	MS_email_server

Workflow

Block a domain name on an Email Server using its native filtering functionality.