Target hired Brad Maiorino, who was chief information security and information technology risk officer at General Motors. The CISO’s job is to establish a company’s overall approach to security and to take full responsibility for the successes and failures of policies and procedures. Experts worry that security might not get a high enough priority, if the CISO is not equal to the CIO. The balance between IT operations and security could get tilted toward the former, experts say. The fallout from Target’s data breach is expected to be huge.”]