The extent of the harm is not known.

WSJ: Internet Attacks Are a Real and Growing Problem

The board made the fatal mistake of thinking it knew the extent of any possible harm and dismissed the need for an inquiry, before even looking into the facts.

FORBES: Consultant Refuses to Disclose Manager Brokerage to Pension - Asserts Duty to Protect Confidentiality of Its Brokerage Clients! (November 1, 2001)