Stories by Ellen Messmer

PayPal CISO outlines antifraud strategy

PayPal has 133 million customers that use its Internet-based money-transfer service, which handled US$37 billion in transactions last year. Michael Barrett, who is CISO at the eBay subsidiary, recently spoke with Ellen Messmer about new approaches PayPal is taking to combat online fraud.

Ellen Messmer | 15 Feb | Read more

Where's the virtual security?

Deployment of products that transform physical servers into "virtual machines" has resulted in nothing short of a data centre revolution. But virtualization of everything from operating systems to applications increasingly has critics asking: Where's the security?

Ellen Messmer | 19 Apr | Read more

What would you do as chief information security officer

Becoming the chief information security officer (CISO) of a corporation makes you a strategic IT advisor to business management, the chief information officer, and the rest of the information technology staff. Just as no company is the same as another, the job of CISO -- or alternately, "chief security officer," which might include physical security as well -- isn't either. The four security professionals who share their priorities with us make it clear there's nothing cookie-cutter about the top IT security job.

Ellen Messmer | 19 Feb | Read more