Homeland Security Threat Advisories

Overview
Homeland Security Threat Advisories are guidance provided to Federal, State, local, and other governments; private sector organizations; and international partners with actionable information about an incident involving, or a threat targeting, critical national networks, infrastructures, or key assets.

The Threat Advisories includes products formerly named alerts, advisories, and sector notifications.

Source

 * National Continuity Policy Implementation Plan, 63.