VMware vCenter Server rescan failed with “Could not create SSL/TLS secure channel” error
Challenge
Cause
Following OS are affected: Windows Server 2008R2, Windows Server 2012, Windows Server 2012R2.
Wireshark analysis example: https://blogs.msdn.microsoft.com/friis/2012/08/29/tls-1-2-handshake-failure/
Solution
https://support.microsoft.com/en-us/help/2973337/sha512-is-disabled-in-windows-when-you-use-tls-1-2
You can also add the necessary signature and hash algorithm manually in registry:
Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Cryptography\Configuration\Local\SSL\00010003
Value: Functions
Reboot Veeam server to apply changes.
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