Your network contains a server named Server1 that has the Remote Desktop Services (RDS) server
role installed and all of the RDS role services installed. You plan to distribute Remote Desktop
Connection (.rdp) files to users on the network. You need to ensure that the Remote Desktop
Connection (.rdp) files cannot be used if the content of the files changes after you distribute them.
Which tool should you use?

A.
Rdpsign

B.
Dism

C.
Netsh

D.
Regedit

E.
Remote Desktop Connection Manager

F.
Rdpinit

G.
Windows System Resources Manager (WSRM)

H.
Remote Desktop Session Host Configuration

I.
Remote Desktop Services Manager

J.
Mstsc

K.
Remote Desktop Gateway Manager

Explanation:
Rdpsign
Enables you to digitally sign a Remote Desktop Protocol (.rdp) file. Syntax:
rdpsign /sha1 <hash> [/q | /v |] [/l] <file_name.rdp>
Source: http://technet.microsoft.com/en-US/library/cc753982(v=ws.10).aspx