SQL Server certificate Encryption

Using Encryption Without Validation

https://msdn.microsoft.com/en-us/library/ms131691.aspx

 

How to enable SSL encryption for an instance of SQL Server by using Microsoft Management Console

https://support.microsoft.com/en-us/kb/316898

How to import third-party certification authority (CA) certificates into the Enterprise NTAuth store

https://support.microsoft.com/en-us/kb/295663