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 ...

Imagine receiving an alert on your phone from a government agency at night, warning you about an alien attack, when you have barely made it onto your bed. That is what happened to thousands of ...

A hoax 'alien invasion' alert in Brazil caused panic and amusement, revealing vulnerabilities in emergency systems. Authorities are investigating the breach.

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 ...