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Kakao's new targeted chat ad service triggers privacy complaint in South Korea

By Jenny Lee ( August 20, 2025, 08:17 GMT | Insight) -- Kakao is facing possible regulatory scrutiny over its new “brand message” advertising service, with South Korea’s privacy regulator confirming it has received and logged a privacy complaint alleging that the tech giant unlawfully used user data to send promotional messages directly into users’ private chat windows. Kakao rejects the allegations, saying the service is based on prior user consent and compliant with legal standards.Kakao is facing possible regulatory scrutiny over its new “brand message” advertising service, with South Korea’s privacy regulator confirming it has received and logged a privacy complaint alleging that the tech giant unlawfully used user data to send promotional messages directly into users’ private chat windows....

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