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Great news, all our ETL products support TLS 1.2 now.

That does not mean that the software is actually using it.

To enable it you have to install a lot of patches from Microsoft. they must be installed on both the client and the server.

https://support.microsoft.com/en-gb/help/3135244/tls-1-2-support-for-microsoft-sql-server

Then you have to enable TLS 1.2 and disable the rest of the protocols (on the server and client)

We recommend using IISCripto for it

https://www.nartac.com/Products/IISCrypto 

iiscrypto

And the last step is to reboot the computer