Security company Cylance hacked a building management system in a Google office. The company found more than 25,000 Internet-facing Niagara systems that could potentially have the same vulnerability. Organizations often leave it up to the installer, also called an integrator, to secure the Internet interfaces. Google said a hacker would only be able to change the temperature of the air conditioning or turn it off and on. Security researchers have become more aggressive in exposing vulnerabilities to build of vulnerabilities to secure systems, researchers say.”]