The National Cybersecurity and Communications Integration Center (NCCIC), part of the Cybersecurity and Infrastructure Security Agency (CISA), is aware of a worldwide email campaign targeting businesses and organizations with bomb threats. The emails claim that a device will detonate unless a ransom in Bitcoin is paid.

If you receive a bomb threat email, NCCIC recommends the following actions:

 

Source: https://www.us-cert.gov/ncas/current-activity/2018/12/13/Bomb-Threats-Emailed-Around-World

(Information and/or links are provided for informational purposes only and do not represent an endorsement by or affiliation with DHS.)