Today’s Ready State Preparedness Brief tracks verified March 4 developments: Reuters reporting on Hormuz disruption risk lasting months via drones, the Gulf shipping crisis with tankers stranded for a fifth day and escalation at sea, and widening Lebanon-front fighting with evacuation orders. U.S. domestic security includes the Austin mass shooting investigation where authorities are probing possible Iran/terror links but say it’s too soon to tell. Infrastructure & Cyber focuses on CISA Emergency Directive 26-03 for actively exploited Cisco SD-WAN systems. Includes phase-change indicators, a 24–72 hour watch list, practical “do today” steps, and timestamped BTC/gold/silver prices.