Deputy Attorney General Lisa Monaco speaks into a microphone during a Department of Justice press conference.
Deputy AG Lisa Monaco during a January press conference.
  • Deputy AG Lisa Monaco said she does not use TikTok, and would not advise anyone to use the app.
  • Speaking at an event, she said China's policies make it easy for the government to obtain data from companies.
  • Several US officials have been critical of TikTok, and have threatened to ban access to the app.

US Deputy Attorney General Lisa Monaco said Thursday that she does not use TikTok and "would not advise" anyone to use the app due to security concerns. 

Speaking at a panel at London's Chatham House on Thursday, Monaco said policies that allow China's government to access data from private companies could put anyone at risk who uses apps owned by Chinese companies, including ByteDance-owned TikTok.