Fidelity disclosed that data of over 77,000 customers was leaked in August, and the related vulnerability has been fixed

ChainCatcher news, Fidelity recently submitted a document to the Maine Attorney General stating that 77,099 of its customers were affected by a data breach, which is just a small portion of its 51.5 million customer base.

It stated that between August 17 and 19, an attacker used two recently established customer accounts to gain access to customer names and other personal identifiers. On August 19, when Fidelity first discovered the breach, unauthorized access was terminated.

The company stated that it has received assistance from "external security experts" to address the issue. Fidelity emphasized that no third party accessed any Fidelity accounts.

Fidelity stated that it will provide affected users with two years of free credit monitoring and identity recovery services, "to detect any unusual activity that may affect users' personal financial status."