Data breaches in the United States

Comcast Corporation, formerly known as Comcast Holdings, is an American multinational mass media, telecommunications, and entertainment conglomerate. Comcast's corporate headquarters is at the Comcast Center in Philadelphia, while NBCUniversal, Comcast's New York operations and other major Comcast assets are headquartered at 30 Rockefeller Plaza in Midtown Manhattan in New York City. The company was ranked 51st in the Forbes Global 2000 in 2023. It is the fourth-largest telecommunications company by worldwide revenue, after AT&T, Verizon, and China Mobile. Comcast is the third-largest pay-TV c

American cable services provider

March 2025 United States national security controversy

2014 North Korean cyberattack on Sony Pictures and subsequent document leak

ransomware attack

major security breach resulting from cyberattacks which exploited vulnerabilities in software from SolarWinds and other vendors

American telecommunications company

American coffee shop chain

data breach investigation