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 ...

Outlook's backend is dropping outdated security protocols soon, and organizations still relying on them could face sudden ...

As certificate lifespans shrink, TLS Connect gives small and medium businesses a right-sized automated tool to manage TLS certificates ...

Microsoft announced plans to deprecate legacy Transport Layer Security (TLS) versions and older endpoints for POP3 and IMAP4 connections in Exchange Online, as part of ongoing eff ...

The crypto library removes legacy code, introduces ECH for better privacy, and prepares for post-quantum cryptography.

ECH encrypts the TLS handshake, backends speak HTTP/2, and Multipath TCP uses multiple network paths in parallel.