This isn't something I would have thought to be impossible to find information on. I can't find any documentation or articles that show if SharePoint 2010 supports the "Force Encryption" on the MS ...

Porticor integrated with Microsoft’s Transparent Data Encryption secures data through strong encryption, and also protects it from “root” access by administrators.

The company's Transparent Data Encryption option, borrowed from SQL Server, is now generally available as part of numerous upgrades to its cloud database platform.