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 2-factor VPN to connect through the firewall first.
Servers storing or processing information belonging to more than one classification must meet the requirements associated with the highest classification. If you aren't able to identify whether or not a server may have HRCI, apply the level 4 controls.
SA14: People responsible for the operation of servers must have the skills, experience and/or training needed to implement these requirements, whether the system is managed directly by Harvard or via contract with a third-party service provider for Harvard's use (e.g. IaaS, SaaS).
Server operators must not knowingly set up accounts that will be shared by multiple users unless there is a process by which the individual users can be identified. The use of “sudo” or “runas” meets this how-to.