The Patch Tuesday of March for Windows 7 brought new updates that enable support for the SHA-2 encryption algorithm.
These updates must be installed before July 16, 2019, on Windows 7 Service Pack 1 and Windows Server 2008 R2 Service Pack 1 operating systems to be able to receive subsequent updates after that date. date.
Updates that add SHA-2 support are KB4474419, KB4490628And KB4484071. All these updates should be installed before the above date.
You will find them through Windows Update on all Windows 7 and Windows Server 2008 devices as part of the Patch Tuesday of this month. If you do not install them, you will not be able to have any other security updates since July.
The KB4474419 update introduces SHA-2 support for Windows 7 SP1 and Windows Server 2008 R2 SP1 while KB4490628 is an update that resolves an issue associated with this hash algorithm. This technically means that Windows Update will be ready to receive updates signed with the SHA-2 algorithm, so your device will complete the downloads and update facilities without any problems.
Finally, KB4484071 is an update that specifically targets the Windows Server Update Service 3.0 service pack 2 (WSUS).
Updates according to company they will also be included in the next Patch Tuesday, while Windows users will be able to download and install them manually from the Microsoft Update Catalog.
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