A hacker who breached Brazil's national emergency alert system and pushed fake 'alien attack' warnings to millions of phones overnight has handed cybersecurity experts a working demonstration of a ...

A hacker group infiltrated Brazil's national emergency alert system during the night of June 19-20, 2026, sending false alerts to residents of at least seven cities claiming an 'imminent alien attack.

Brazilians woke up today to a strange alert sent to their phones, the emergency alert was purported to be sent from aliens, warning them that ...