Cisco's announcement it would acquire Duo Security makes sense, as companies race to increase their network security. But what do all of those cybersecurity companies do?
Ernst & Young CEO Mark Weinberger weighs in on Trump's tax plan timeline and border tax proposal.
Mark Weinberger, global chairman and CEO at EY, says tech trends will be a key theme at Davos, but geopolitics and market turmoil will definitely be high on the agenda too.