Developer and privacy researcher Felix Krause has dropped a couple of bombshells recently regarding apps that use their own built-in browsers:
After reading through the replies and DMs, I saw a common question across the community: “How can I verify what apps do in their webviews?”
TikTok, in particular, is monitoring all keyboard inputs and taps. “From a technical perspective, this is the equivalent of installing a keylogger on third party websites,” Krause writes.
—Linked by Jason Snell