EXPLAINER: University of Wisconsin latest to ban TikTok

MADISON, Wis. (AP) — The University of Wisconsin System has joined a number of universities across the nation that have banned the popular socail media app TikTok on school-owned devices.

UW System officials made the announcement Tuesday. Multiple schools have banned the app in recent weeks, including Arkansas State, Auburn, Oklahoma, Georgia, Idaho State and Iowa.

Nearly half the states have banned the app on state-owned devices, including Mississippi, Indiana, Louisiana, North Carolina, South Dakota and Wisconsin. Congress also recently banned TikTok from most U.S. government-issued devices over bipartisan concerns about security.

TikTok is owned by ByteDance, a Chinese company that moved its headquarters to Singapore in 2020. It has been targeted by critics who say the Chinese government could access user data, such as browsing history and location. U.S. armed forces also have prohibited the app on military devices.

TikTok is consumed by two-thirds of American teens and has become the second-most popular domain in the world. But there’s long been bipartisan concern in Washington that Beijing would use legal and regulatory power to seize American user data or try to push pro-China narratives or misinformation.

Here’s a look at the broader debate over TikTok:

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WHAT ARE THE CONCERNS ABOUT TIKTOK?

Both the FBI and the Federal Communications Commission have warned that TikTok user data could be shared by owner ByteDance Ltd. with China’s authoritarian government. U.S. officials also worry that the Chinese government might use TikTok to push pro-China narratives or misinformation.

Fears were stoked by news reports last year that a China-based team improperly accessed data of U.S. TikTok users, including two journalists, as part of a covert surveillance program to...