China approves law to tighten control on internet use

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  • In this April 28, 2016 photo, a visitor browses a booklet at a social network company booth which enable people to connect global clients during the 2016 Global Mobile Internet Conference (GMIC) in Beijing. China's legislature has approved a cybersecurity law on Monday, Nov. 7, 2016 that human rights activists warn will tighten political controls and foreign companies say might isolate Chinese industries. (AP Photo/Andy Wong)

    In this April 28, 2016 photo, a visitor browses a booklet at a social network company booth which enable people to connect global clients during the 2016 Global Mobile Internet Conference (GMIC) in Beijing. China's legislature has approved a ... cybersecurity law on Monday, Nov. 7, 2016 that human rights activists warn will tighten political controls and foreign companies say might isolate Chinese industries. (AP Photo/Andy Wong) (The Associated Press)

  • FILE - In this Aug. 16, 2016 file photo, a worker is silhouetted against a computer display showing a live visualization of the online phishing and fraudulent phone calls across China during the 4th China Internet Security Conference (ISC) in Beijing. China's legislature has approved a cybersecurity law on Monday, Nov. 7, 2016 that human rights activists warn will tighten political controls and foreign companies say might isolate Chinese industries. (AP Photo/Ng Han Guan, File)

    FILE - In this Aug. 16, 2016 file photo, a worker is silhouetted against a computer display showing a live visualization of the online phishing and fraudulent phone calls across China during the 4th China Internet Security Conference (ISC) in Beijing.... China's legislature has approved a cybersecurity law on Monday, Nov. 7, 2016 that human rights activists warn will tighten political controls and foreign companies say might isolate Chinese industries. (AP Photo/Ng Han Guan, File) (The Associated Press)

  • In this April 28, 2016 photo, visitors gather at a social network company booth which enable people to connect global clients during the 2016 Global Mobile Internet Conference (GMIC) in Beijing. China's legislature has approved a cybersecurity law on Monday, Nov. 7, 2016 that human rights activists warn will tighten political controls and foreign companies say might isolate Chinese industries. (AP Photo/Andy Wong)

    In this April 28, 2016 photo, visitors gather at a social network company booth which enable people to connect global clients during the 2016 Global Mobile Internet Conference (GMIC) in Beijing. China's legislature has approved a cybersecurity law on ... Monday, Nov. 7, 2016 that human rights activists warn will tighten political controls and foreign companies say might isolate Chinese industries. (AP Photo/Andy Wong) (The Associated Press)

China's legislature has approved a cybersecurity law that human rights activists warn will tighten political controls and foreign companies say might isolate Chinese industries.

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Chinese leaders have said the law approved Monday is required to prevent crime and terrorism. It also prohibits activity aimed at "overthrowing the socialist system," a reference to opposition to the ruling Communist Party's monopoly on power.

The measure tightens control on where Chinese citizens' data are stored and impose standards for security technology.

Human rights groups complain the measure will tighten already sweeping controls on speech. A coalition of business groups warned in August it might isolate Chinese companies from the global economy and limit foreign access to China's market for security technology.