System-level security refers to the architecture, policy and processes that ensure data and system security on individual computer systems. It facilitates the security of standalone and/or network computer systems/servers from events and processes that can exploit or violate its security or stature. Taking into account these facts, you are tasked with proposing the security measures at the system level. What are the security measures to be proposed for a Company at the system level? Discuss each security measure in detail.