Nearly 12 million customers affected by data breach, Quest Diagnostics says

PredragImages/iStock (FILE photo)(NEW YORK) — Nearly 12 million customers of one of the nation’s biggest blood testing providers may have had their personal information compromised in a cyberattack, Quest Diagnostics officials said Monday in a regulatory filing. A billing collections vendor notified Quest Diagnostics of the discovery of “unauthorized activity” on its online payment page. …

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