Official Blames Companies for Exposure to Hackers

U.S. companies that have fallen prey to hackers, exposing the private information of millions of customers, have often failed to take basic security precautions to protect client data, Illinois Attorney General Lisa Madigan told a House of Representatives committee hearing. Madigan said previous investigations, conducted before the recent spate of high-profile breaches, had turned up repeated instances where companies allowed their systems to retain unencrypted data, failed to install software patches for known vulnerabilities and kept information longer than necessary.