Cyber breaches have cost shareholders billions since 2013 - report

Cyber security breaches erode companies' share prices permanently, with financials the worst hit, a study issued by IT consultant CGI and Oxford Economics has found.Severe cyber security breaches, such as those having legal or regulatory consequences, involve the loss of hundreds of thousands of records and hurt the firm's brand, caused share prices to fall on average 1.8 percent on a permanent basis, the analysis of 65 companies affected since 2013 globally has found.CGI's analysis compared eac