Most RecentMost ViewedMost LikesIntroducing Exchange Online Delicensing Resiliency to protect against unintended delicensing actions We are announcing a feature that allows admins to add protection against accidental delicensing of Exchange Online mailboxes. Updates to High Volume Email (HVE) Public Preview We are excited to share some updates to High Volume Email (HVE) Public Preview. Upgrading your organization from current versions to Exchange Server SE We wanted to provide additional guidance and FAQ for preparing your organizations for Exchange Server SE release. IPv6 updates for Exchange Online Microsoft has recently introduced several key updates to IPv6 traffic for Exchange Online. Announcing Optional Help File Loading in Exchange Online PowerShell Today, we are announcing updates to theConnect-ExchangeOnlinecmdlet used to connect to Exchange Online. Announcing General Availability of Inbound SMTP DANE with DNSSEC for Exchange Online Today, we are excited to announce the General Availability of Inbound SMTP DANE with DNSSEC! Released: March 2024 Exchange Server Security Updates We have released Security Updates for Exchange Server 2016 and Exchange Server 2019. Retirement of RBAC Application Impersonation in Exchange Online We wanted to announce deprecation plans for ApplicationImpersonation role in Exchange Online. Exchange Online to retire Basic auth for Client Submission (SMTP AUTH) Today, we are announcing that Exchange Online will permanently remove support for Basic authentication with Client Submission (SMTP AUTH) in September 2025. Announcing OAuth 2.0 Client Credentials Flow support for POP and IMAP protocols in Exchange Online Today, we’re excited to announce the availability of OAuth 2.0 authentication via client credentials grant flow for the POP and IMAP protocols for accessing Exchange Online mailboxes.
