American Water Faces Suit Over Breach That Leaked Millions’ Data

American Water Works Company Inc. exposed the sensitive personal information of millions of customers across the US when its systems were hacked earlier this month, a proposed class action alleges.

The water utility company failed to implement industry standards to protect its customers’ data, including encrypting or redacting sensitive information, leading to a breach of its systems discovered on Oct. 3, according to a complaint filed Monday in the US District Court for the District of New Jersey.

American Water made several public promises about its security measures, according to the complaint, including that it’s “constantly testing” its cyber response ...