JavaScript’s AI capabilities have evolved rapidly along two main tracks—integrating pre-trained large language models (LLMs) and enabling browser-based AI training.

TikTok's custom in-app browser on iOS reportedly injects JavaScript code into external websites that allows TikTok to monitor "all keyboard inputs and taps" while a user is interacting with a ...

The researcher specifically says the JavaScript code does not mean our app is doing anything malicious, and admits they have no way to know what kind of data our in-app browser collects.