When Cybersecurity Tools Backfire

This commentary examines how defensive technologies and network updates can trigger widespread disruptions, citing the CrowdStrike Falcon threat signature update outage and a major Verizon service interruption. It outlines the cascading impacts of such failures across critical services, warns that outages create openings for threats like DDoS and ransomware, and recommends thorough update testing, strong incident response planning, and sustained vigilance to balance protection with resilience.