President Trump's national security adviser, John Bolton, is touting the deterrence benefit of offensive operations in cyberspace, as the administration has reportedly unleashed the U.S. military to pursue cyber aggressors and as high-ranking officials have pledged a more active role in countering foreign cyber adversaries, including sources indicating Defense Secretary Jim Mattis is poised to issue a cybersecurity statement. "I can't get into what we've been doing but it's been certainly a priority of mine to make sure that we're...