Links
Usefull links
Is Your SQL Server Traffic Secure? Why TLS Encryption Is No Longer Optional
It takes minimal effort to install a TLS certificate to encrypt the traffic between your client and the SQL Server. Every new operational database product provided by Microsoft now has encryption in flight by default. Why would you not do it for your current SQL installations? Do not expose your data especially when the amount of effort is minimal.
Do *not* place TEMPDB on a local disk in a SQL failover cluster
Message from the trenches: Placing tempdb on local (fast SSD) disk may seem beneficial, but it comes with a caveat. Since the disk is not part of the cluster resources, it will not initiate a failover when the local disk fails