CareFirst BlueCross BlueShield, a Washington, D.C.-based health insurer, has acknowledged a cyberattack on its company where approximately 1.1 million current and former members had their data compromised.


CareFirst BlueCross BlueShield, a Washington, D.C.-based health insurer, has acknowledged a cyberattack on its company where approximately 1.1 million current and former members had their data compromised.