WatchGuard Technologies announced the release of DNSWatchGO, a new cloud-based security service that automatically detects and blocks phishing attacks, command and control callbacks and data exfiltration attempts against users both inside and outside the network perimeter. Available as a stand-alone solution and through Passport, WatchGuard?s new user-centric security services bundle, DNSWatchGO offers DNS-level protection and content filtering to protect users wherever they are.