Description of the security update for Microsoft Exchange Server …
https://support.microsoft.com/en-us/topic/description-of-the-security-update-for-microsoft-exchange-server-2019-2016-and-2013-april-13-2021-kb5001779-8e08f3b3-fc7b-466c-bbb7-5d5aa16ef064
Apr 13, 2013 · For deployment information about this update, see security update deployment information: April 13, 2021. Security update replacement information. This security update replaces the following previously released updates: Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: March 2, 2021 (KB5000871)
DA: 86 PA: 61 MOZ Rank: 97