Watch CBS News

Encrypted messaging apps helping terrorists "go dark"

The apparent lack of chatter before terrorists carried out a string of deadly attacks across Paris may indicate a dangerous change in the way extremist groups are communicating with each other. NYPD Deputy Commissioner for Intelligence and Counterterrorism John Miller discusses that and how New York City is preparing for similar threats.
View CBS News In
CBS News App Open
Chrome Safari Continue
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.