There’s an important move afoot, if you’re using Windows 7 or Server 2008, or an older version of Windows Server Update Services. Starting in April, Windows updates will all be sent out with SHA-2 encryption, usurping the old SHA-1. Before the cutoff, you need to get SHA-2 running. Other versions of Windows already speak SHA-2, but if you have Win7 or Server 2008, and you want to keep getting security patches, you need to install an SHA-2 Babel fish patch coming in February or March.
Microsoft’s official announcement says:
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