Disable account access if user leaves University or changes jobs such that they no longer have a business need to access the information; the best way to do this is by using the central authentication service.
Remote login to all servers must only permit the use of encrypted communications such as ssh. Windows servers must enforce a minimum of 128-bit encryption for Terminal Services and Remote Desktop communication. All servers running SSH must use a minimum of protocol version 2. Use of VPN is advised where available.