When a user sets their profile to private:
Tools like PeekViewer or xMobi query publicly cached data or mirrored media from when an account was previously public. When a user sets their profile to private:
To understand the scam, you must understand the economy behind it. Legitimate "human verification" (CAPTCHA) exists to stop bots. Scam "human verification" exists to make money. When a user sets their profile to private: