Use the Microsoft 365 Defender portal to create Safe Links policies

In the Microsoft 365 Defender portal at https://security.microsoft.com, go to Email & Collaboration > Policies & Rules > Threat policies > Safe Links in the Policies section. Or, to go directly to the Safe Links page, use https://security.microsoft.com/safelinksv2.

1. On the Safe Links page, select Create to start the new Safe Links policy wizard.

2. On the Name your policy page, configure the following settings:

Name: Enter a unique, descriptive name for the policy.

Description: Enter an optional description for the policy.

3. When you ' re finished on the Name your policy page, select Next.

4. On the Users and domains page, identify the internal recipients that the policy applies to (recipient conditions):

Users: The specified mailboxes, mail users, or mail contacts.

*- > Groups:

Members of the specified distribution groups (including non-mail-enabled security groups within distribution groups) or mail-enabled security groups (dynamic distribution groups aren ' t supported).

The specified Microsoft 365 Groups.

Domains: All recipients in the specified accepted domains in your organization.

Etc.