Policies

Articles

About Policies & Definitions for Mimecast
To determine what actions should be taken against an email when it is processed by the Mimecast Gateway, your account will have a set of both Policies and Definitions. Policies Policies are the settings for when a particular action should occur....
Anti-Spoofing Policies in Mimecast
The Anti-Spoofing service is designed to protect your users against spoofing attacks where your own domain is being spoofed, i.e. your domains appear in the From address. The Anti-Spoofing policy is a strict allow or reject policy. When you add a d...
Attachment Management in Mimecast
Attachment Management is the set of policies that determine which file types are allowed through by email. Mimecast provides you with a default definition for determining what attachment types should be handled. This covers the most common file typ...
Blocked Sender Policies in Mimecast
Blocked Senders policies define criteria for automatically blocking an email. By default, you will automatically have a policy scoped for the default Blocked Senders Profile Group. If you simply need to block another address or domain for your whole...
Delivery Routing in Mimecast
Delivery Routing allows you to specify where an email should be passed to after it has been processed by Mimecast. It is required to specify one for your internal domains. External domains will route to their MX records when no policy is set. Def...
Digest Sets in Mimecast
When emails are held by certain gateway policies, Mimecast will send a Digest Set notification to the users to notify them of the emails on hold. From the Digest Set, users can opt to release emails, as well as add a Block or Permit entry in their M...
DNS Authentication in Mimecast
DNS Authentication in Mimecast is handled by two separate policies. DNS Authentication Inbound – Handles whether SPF, DKIM & DMARC checks should apply and what to do when a check if failed.   DNS Authentication Outbound – Ha...
Geographical Restrictions in Mimecast
Geographical Restriction policies allow you to operate a country-based whitelist or blacklist to limit which countries your Mimecast account allows emails from. Emails outside of the allowed country list are rejected. You can use these policies to ...
Permitted Senders in Mimecast
Permitted Senders policies define criteria for automatically allowing an email through spam checks. By default, you will automatically have a policy scoped for the default Permitted Senders Profile Group. If you simply need to allow through another ...
Secure Delivery & Receipt in Mimecast
Secure Delivery and Receipt policies allow you to control the TLS and encryption settings for emails sent and received with external email addresses by the Mimecast gateway. Some organisations dealing with sensitive data will require you to use thes...