Capital One Loses Bid to Block Release of Post-Hack Report

Capital One Financial Corp. lost a bid in Virginia federal court to block the release of a cybersecurity firm’s report on a hack that exposed the data of about 100 million people in the U.S.

The bank failed to show the report would have been written differently if Capital One hadn’t been sued over the hack, a district judge ruled June 25 in the U.S. District Court for the Eastern District of Virginia.

The ruling upholds a magistrate judge’s decision ordering Capital One to hand over the report to lawyers suing the bank on behalf of consumers. Capital One pushed ...