Microsoft releases security updates for Exchange Server following report by the NSA April 14, 2021 by admin Tweet Microsoft has released a new set of security updates for numerous Exchange Server versions following the discovery of certain security flaws. Exchange Online once again contains protections already. Read more… Neowin Related Posts:Microsoft: New August 2023 security updates fix the…Microsoft rolls out August 2025 security patches for…Exchange Server Subscription Edition is here, but…Microsoft says transport/DLP rule conflicts have…Microsoft Exchange Server 2019 mainstream support ends today