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Blue Shield Leaked Health Info of 4.7M patients with Google Ads

Blue Shield Leaked Health Info of 4.7M patients with Google Ads

Blue Shield of California had a data breach affecting 4.7 million members after accidentally sharing protected health information with Google’s advertising platforms for nearly three years due to a Google Analytics misconfiguration. This breach, one of the largest healthcare data incidents of 2025, did not involve Social Security numbers or banking information, neither was it shared by Google with other parties. Despite the health insurer stressing that no malicious player was involved, the issue raises concerns about HIPAA compliance.

Source: cybersecuritynews.com –

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