Marriott mega-breach calls attention to whether organizations are storing too much data. 25.6 million passport numbers were exposed in the breach, of which 5.25 million were unencrypted. U.S. Sen. Mark Warner, D-Virginia, says the breach highlights a failure by many organizations to minimize the amount of data they routinely store on consumers. Too many companies take a “check list” approach to data security, focusing narrowly on regulatory compliance, experts say. Security experts say too many organizations focus on encrypting data while it’s transmitted but fail to encrypt it when it’s at rest.”]
Source: https://www.databreachtoday.com/encryption-avoiding-pitfalls-that-lead-to-breaches-a-11918