A San Francisco based company emailed about 6 million users to notify of an "unauthorized party" that has access to their names and email addresses.
The company did not say who was responsible for the violation, but said that hired a security firm to review its systems.
The Coffee Meets Bagel, launched in 2012, was built on the idea of getting to know your friends' friends – made by signing up with a Facebook account. In 2018, after the Scandal in Cambridge, Analytica showed Facebook user information about tens of millions of Americans accessed without their clear knowledge, Coffee Meets Bagel introduced the ability to register with a mobile phone number instead of using it social network.
Coffee Meet Bagell is one of the few popular dating apps not owned by Match Group, a holding company for services such as Tinder, OKCupid, and