Articles about KB5020387

Microsoft releases out-of-band KB5020387 update to fix TLS handshake issues in Windows 11

Microsoft building logo

It may be the middle of the month, but that hasn't stopped Microsoft releasing an important update for various versions of Windows, including the KB5020387 update for Windows 11.

The updates fix a TLS handshake issue that causes SEC_E_ILLEGAL_MESSAGE errors. In all, there are seven non-security updates available for Windows, Windows 8.1, Windows 10, Windows 11, Windows Server 2012 and Windows Server 2022.

Continue reading

BetaNews, your source for breaking tech news, reviews, and in-depth reporting since 1998.

© 1998-2025 BetaNews, Inc. All Rights Reserved. About Us - Privacy Policy - Cookie Policy - Sitemap.