Health insurance provider Blue Shield of California is notifying customers that it had been sharing the private health information of up to 4.7 million members with Google’s analytics and advertising platforms for three years without their knowledge or consent. A wide range of data was exposed, and it may have been used by Google for targeted ad purposes.
Blue Shield of California wrote on its website that it has begun notifying certain members of a potential data breach that may have included elements of their protected health information.
