Cybersecurity

The Right Response to the JPMorgan Hack

The breach may be worrisome, but the U.S. can’t afford to overreact
Illustration by Bloomberg View

Every day seems to bring a new story about a digital hack or intrusion—usually boring, only occasionally involving nudity. The recent incident at JPMorgan Chase, however, is worth paying attention to.

The bank revealed that a data breach had affected the accounts of 76 million households and 7 million small businesses. Exactly who conducted the attack, and why, is murky. But the perpetrators were sophisticated and ambitious, and investigators have pointed to Russia.