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Email Security Frequently Asked Questions

  • How do I send a secure email?

  • How long do I have before a message expires from quarantine?

  • I have a new or pre-existing district approved service that sends emails district-wide to staff members. How do I ensure that emails will be delivered and not quarantined?

  • I have a problem that is not answered here. How do I request assistance?

  • I have messages going to my Junk folder, Clutter, Focused/Other Inbox, and Quarantine notifications? What is the difference and how do I manage my preferences?

  • I have received a message stating “A custom mail flow rule created by an admin at irvingisdnet.onmicrosoft.com has blocked your message”. What does this mean?

  • My emails are being blocked, how do I unblock them?

  • What messages are blocked and what is classified as spam?

  • Why are some messages marked as *External* and others are not?