Shortly before 6 p.m. Tuesday, phones across Los Angeles County lighted up with an emergency alert test, the latest example of challenges that government officials are experiencing with wireless ...

Don’t freak out when your phone blows up Wednesday afternoon: This is a test. This is only a test. On Nov. 19, at precisely 1 ...

Officials are still investigating but don’t believe there was an issue with the platform that sends the alerts.

An emergency alert test message from South Pasadena was accidentally sent to mobile phones across Los Angeles County Tuesday night. Just before 6 p.m., phone screens across the Southland lit up with a ...

A cybersecurity attack against an emergency notification system may have compromised personal data across the country.

South Pasadena accidentally sent a test alert to 10 million L.A. residents Tuesday, causing confusion but confirming no real emergency.

CASCADE COUNTY — Cascade County is officially terminating its contract with CodeRED, the county’s emergency alert ...

Homewood Campus Public Safety will conduct a full-scale simultaneous activation of both the siren/public address system and the Johns Hopkins Rave Alert text messaging system ...