Brazil Emergency-Alert Hack on June 19–20 Triggers Panic Across Seven Cities, Exposing Flaws in Official Messaging Systems

To the point

Hackers breached Brazil's emergency alert system, sending panicked messages about an alien invasion across several cities, prompting a shutdown, a police investigation, and renewed doubts about the reliability of official crisis alerts.

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‘Alien attack’ scare in Brazil: UFO panic grips after hackers hijack emergency alert system
mashable.com

‘Alien attack’ scare in Brazil: UFO panic grips after hackers hijack emergency alert system

A cyber breach in Brazil triggers fake emergency alerts, including alien invasion warnings, sending thousands into panic before authorities shut down the system.