Jamie sends an email to Julia, not knowing that the email contains a malicious URL. A long time ago, admins configured Safe Links policies that apply to both of Jamie and Julia. Pat opens a Word document and clicks a URL in the file.Īlthough Pat is included in an active Safe Links policy, Safe Links protection for Office apps is turned off in that policy, so the protection can't be applied. In Pat's organization, admins have created a Safe Links policy that applies Pat, but Safe Links protection for Office apps is turned off. For more information, see Preset security policies in EOP and Microsoft Defender for Office 365. The Built-in protection preset security policy provides Safe Links protection to all recipients (users who aren't defined in the Standard or Strict preset security policies or in custom Safe Links policies). Chris receives an email from an external sender that contains a URL to a malicious website that he ultimately clicks. Jean is included in a Safe Links policy where Safe Links protection for Office apps is turned on.įor more information about the requirements for Safe Links protection in Office apps, see the Safe Links settings for Office apps section later in this article.Ĭhris's Microsoft 365 E5 organization has no Safe Links policies configured. Jean opens a PowerPoint presentation in an email message, and then clicks a URL in the presentation. Safe Links protection for Office apps is turned on in a Safe Links policy that applies to members of the marketing department. Jean is a member of the marketing department. The following table describes scenarios for Safe Links in Microsoft 365 and Office 365 organizations that include Defender for Office 365 (note that lack of licensing is never an issue in the examples). Office apps: Safe Links protection for supported Office desktop, mobile, and web apps.įor more information about Safe Links protection in Office apps, see the Safe Links settings for Office apps section later in this article. Microsoft Teams: Safe Links protection for links in Teams conversations, group chats, or from channels.įor more information about Safe Links protection in Teams, see the Safe Links settings for Microsoft Teams section later in this article.
Using another service to wrap links before Defender for Office 365 might prevent Safe Links from process links, including wrapping, detonating, or otherwise validating the "maliciousness" of the link. Safe Links supports only HTTP(S) and FTP formats. Safe Links does not work on mail-enabled public folders.
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