Microsoft has announced a significant update to its device connectivity policies for Exchange Online, aimed at enhancing security and ensuring users are on modern protocols. Starting March 1, 2026, mobile devices running Exchange ActiveSync (EAS) versions older than 16.1 will no longer be able to connect to Exchange Online mailboxes. Exchange ActiveSync version 16.1 was originally […] The post Microsoft to Block Exchange Online Access from Outdated Devices appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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