Valiant Shield 2026 is a threat campaign tracked across 1 threat cluster and 2 intelligence report mentions on ThreatCluster. First observed July 27, 2026; most recent activity July 27, 2026.
Leidos demonstrated its Cyber and Electromagnetic Activities Resiliency System (CRS) during the Valiant Shield 2026 exercise, which took place from June 22 to July 2 in Guam. The CRS successfully identified simulated…