'We Have Arrived': Official 1:30 AM 'Alien Invasion' Phone Alerts Send Millions Into ...

A hoax 'alien invasion' alert in Brazil caused panic and amusement, revealing vulnerabilities in emergency systems.

Alien Invasion Phone Alert Hoax Exposes Emergency System Hack That Could Hit US WEA Network ...

A hack on Brazil's Civil Defense system blasted fake alien invasion alerts to seven cities, exposing the same WEA flaw the ...