National Civil Defense is an organization tracked by ThreatCluster, appearing in 1 threat cluster built from 3 intelligence report mentions.
National Civil Defense is a organization tracked across 1 threat cluster and 3 intelligence report mentions on ThreatCluster. First observed June 20, 2026; most recent activity June 21, 2026.
Brazil's national civil defense alert system was hacked, sending unauthorized alerts with the term 'misanthropi4' to millions of mobile phones across at least seven states. The alerts, categorized as 'Extreme Alert',…
National Civil Defense is an organization tracked by ThreatCluster, appearing in 1 threat cluster built from 3 intelligence report mentions.
The most recent intelligence report mentioning National Civil Defense on ThreatCluster is dated June 21, 2026. Activity was first observed June 20, 2026, giving a tracked span from then to June 21, 2026.
Across ThreatCluster reporting, National Civil Defense most frequently co-occurs with Anatel, Brazilian Government, CNN Brasil, National Civil Protection And Defense System, Paraná Civil Defense, among 12 tracked related entities.
The most significant recent cluster is “Hackers Disrupt Brazil's Emergency Alert System with Fake 'Misanthropy' Messages” (19 articles · Updated June 20, 2026). National Civil Defense appears across 1 threat cluster in total, listed above with sources.
National Civil Defense appears in 3 intelligence report mentions across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.