New York City -- Walgreens said a marketing and communications vendor that it uses, Epsilon, has informed the company about unauthorized access to its customers' email addresses, the Associated Press reported. The retailer joins JPMorgan Chase & Co. and grocery operator Kroger Co., which also use the same vendor to send emails, as the latest company to announce a breach of information.
In a statement, Walgreens said law enforcement authorities have been notified and are investigating the matter.