EMS support has been available for all the supported versions of Windows since calendar year 2015 and is being incrementally enforced by the installation of the Octoand later monthly updates.Īddresses an issue with applications and printer drivers that utilize the Windows JavaScript engine ( jscript.dll) for processing print jobs. This issue occurs while performing full Transport Layer Security (TLS) handshakes from devices that don’t support EMS, especially on servers. Key changes include:Īddresses an issue in security bulletin CVE-2019-1318 that may cause client or server computers that don’t support Extended Master Secret (EMS) RFC 7627 to have increased connection latency and CPU utilization. This security update includes quality improvements. Updates for verifying user names and passwords. Updates to improve security when using Internet Explorer and Microsoft Edge. For more information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following article.