The "Hi Mom" smishing scam uses a fake family emergency text to trick parents into replying, then escalates to requests for money or verification codes.

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 ...

From text alerts to a tornado siren, the city of Denver broadcasted three accidental emergency alerts in six months.

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

Hackers breached Brazil’s emergency alert system and used the government’s civil defense platform to send millions of highest ...