Microsoft, Google Back Paris Cyber Pledge on Components, Hacks

Microsoft Corp., Google and Samsung Electronics Co. are backing a cybersecurity pledge coming out of Paris that promises to unite tech giants and governments in battling election tampering, compromised electronic components and software hacks.

Hundreds of companies and non-profit groups, as well as governments including France but not China or Russia have signed the “Paris call for trust and security in cyberspace,” which came about under the auspices of President Emmanuel Macron, French officials said.

The tech pledge is a reaction to cyber-wars that, over the past years, disrupted elections in places like the U.S. and France and hobbled businesses ...