U.S. Chamber argues Senate measure would be burdensome for companies.

Business groups object to the potential cost of Senate measure.

Business groups object to the potential cost of Senate measure.

Organizations would have to spend nine times more to get sufficient security.

Organizations would have to spend nine times more to get sufficient security.

Senate measure mandates criminal penalties for concealing data breach.

Senate measure mandates criminal penalties for concealing data breach.

Plan to protect critical infrastructure urges more disclosure of breaches.