CNN Tech
Tuesday, June 30, 2026
A software update from cybersecurity firm CrowdStrike caused widespread outages affecting airlines, banks, casinos, package delivery services, and emergency services globally. The update led to system failures across multiple sectors on July 19, 2024. CrowdStrike has since released a fix for the affected software. Industry experts and officials have begun reviewing how such outages occur and what safeguards might prevent similar incidents in the future.