This document discusses how electric utilities work to maintain a reliable electric grid in the face of various threats. It outlines how utilities in different markets structure generation, transmission, and distribution services. It also describes strategies utilities employ to prevent and respond to physical threats like storms, cyber threats like hacking, and magnetic threats like solar flares. Utilities coordinate with government agencies, harden infrastructure, invest in new technologies, and conduct drills to minimize outage risks and restore power quickly if outages occur. The document advocates for policies and protocols established by the North American Electric Reliability Corporation to govern industry cybersecurity standards and information sharing.