Massachusetts 911 outage was caused by computer firewall, not a cyberattack, officials say – CNN

Massachusetts 911 outage was caused by computer firewall, not a cyberattack, officials say CNNWhat caused the 911 outage in Massachusetts? CBS BostonMassachusetts emergency text alerts mistakenly sent to Mainers Bangor Daily NewsMassachusetts 911 outage Tuesday caused by security glitch, officials say Boston Herald