Meta is launching an optional Scam Alert feature on WhatsApp that uses on-device machine learning to flag suspicious messages. Earlier this year, Meta also launched scam detection for device linking requests on WhatsApp. The new Scam Alert feature, which is rolling out in a limited beta, shows users a warning if a chat seems like a scam:
If the model identifies a message as a likely scam attempt, the user sees a warning in the chat, which is not visible to the other person. From there, the user can decide what to do: block, report, or continue the conversation. If they decide that a warning is incorrectly flagged, the user can mark the cha …

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