Sharing is caring — While that is a mantra I follow myself, collaboration needs to be done securely. Email is often the first and most widely used collaboration tool in any organization, which makes Exchange Online a natural place to start when securing collaboration. In today’s work environment, collaboration with others is essential, both internally and externally. To support this, collaboration must be easy for users while remaining secure and manageable for administrators

We’re already sending emails securely, now it’s time to secure inbound email as well! Back in 2022, Microsoft enabled outbound SMTP DANE with DNSSEC for all Exchange Online customers, including MSA (hotmail, live, outlook), ensuring encrypted delivery when sending to domains that support it. Finally, at the tail end of 2024, Microsoft enabled inbound SMTP DANE with DNSSEC across all Exchange Online tenants in a public preview. This adds transport-layer security for receiving