Osterman Research: 67 percent of organizations surveyed couldnt be sure that they could detect whether an employee who left was still accessing corporate resources. A governance-driven identity and access management system will provide consistent, ongoing visibility into orphaned accounts, inappropriate access and policy violations, the report says. Technology can help prevent access to sensitive data by people who have left an organization, it says. The report makes a case for relying strongly on identity and. access management technology to help.”]