A routine call to Walmart may have left customers with more than a solved shopping problem: a lawsuit says it may have left behind a biometric voiceprint, too.
Two Illinois residents, Carol J. Krupke and Jeanne Thomas, have filed a proposed class action lawsuit against Walmart Inc., accusing the retail giant of illegally collecting and storing customers’ voiceprints through its customer service phone lines without proper consent under state law.
According to the complaint filed Aug. 4, 2026, in the Northern District of Illinois, an artificial intelligence system allegedly records the audio when customers call a Walmart store and isolates the…
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