Microsoft has warned users still clinging to legacy TLS versions that the end is nigh for TLS 1.0 and 1.1 on POP3 and IMAP4 connections to Exchange Online. Redmond warned, "We will start to block ...
Microsoft will block TLS 1.0 and 1.1 in Exchange Online by July 2026, requiring organizations to upgrade to TLS 1.2 or higher ...
Microsoft announced today that inbound SMTP DANE with DNSSEC for Exchange Online, a new capability to boost email security and integrity, is now generally available. The company announced in September ...
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