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- Phone hardware (cpu type, number of course, hardware ids, screen dimensions, dpi, memory usage, disk space, etc)
- Other apps you have installed (I've even seen some I've deleted show up in their analytics payload - maybe using as cached value?)
- Everything network-related (ip, local ip, router mac, your mac, wifi access point name)
- Whether or not you're rooted/jailbroken
- Some variants of the app had GPS pinging enabled at the time, roughly once every 30 seconds - this is enabled by default if you ever location-tag a post IIRC
- They set up a local proxy server on your device for "transcoding media", but that can be abused very easily as it has zero authentication
The scariest part of all of this is that much of the logging they're doing is remotely configurable, and unless you reverse every single one of their...
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Not trying to be flippant, but that list just sounds like google play services to me. In fact, I assumed play services collects way more data.
Also, tiktok surely must be collecting some engagement / interaction analytics... That list doesn't seem complete or legitimate.