'Three quarters of everything loaded are from third parties from all over the world.' And that can be used for all kinds of purposes,' he said. 'It can be used to track groups of people and individuals, like where the person or group visits, sometimes email addresses, date of birth and all kinds of other information. Much of the information is used to measure things like advertising success or help online advertisers reach their target markets, but Tsarynny cautioned they can track more. READ MORE: Nearly half of Americans would support a ban on TikTok, poll finds 'You know how a few weeks ago a giant spy balloon was shot out of the sky? Pixels trackers are just like that giant spy balloon, but they’re small versions of it,' Tsarynny said. Pixel trackers are invisible graphics embedded into websites to collect a variety of information, often without the knowledge or consent of the website user or even the website’s owner. lawmakers amid concerns over user privacy and the company's potential ties to the Chinese government. TikTok's CEO faced tough questions from U.S.

'That's creepy': Lawmaker slams TikTok CEO over app snooping allegations on kids and teens

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