The Trump administration's decision comes after weeks of drama over a potential acquisition of TikTok by a US company.
The Committee on Foreign Investment in the US sent letters to companies Tencent has invested in, asking about data security protocols, a report said.
The company said it will make it tougher for bad actors to take over the accounts of certain politicians, political journalists and other users.
Expanding beyond the Firefox browser to online services isn't simple.
If you want accurate details on when and where to vote, he says, don't look to Facebook or Twitter.
US Justice Department officials announce charges and arrests related to an international computer intrusion campaign tied to the Chinese government.
The president says national security is his priority.
The social network will also stop recommending health groups.
The Justice Department warns that the video game industry is a new target for nation-state actors.
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We've tested out a lot of outdoor security cameras. Here are the best ones.
A previous version of the policy appears to contain a typo allowing the use of monitoring apps to track adults without their consent.