Dock Locker is a secure stand for your Surface Pro 3

[Windows Central]

If you're looking for a way to securely dock your Surface Pro 3, you may want to check out "Dock Locker" from Ergotron.
The Ergotron Dock Locker, available later this month, is a stand for your Surface Pro 3 that connects to any surface you choose through a screw or bolt, and then keeps the device secure through a keyed lock when inserted.

Full story from the WindowsCentral blog...