Wikileaks dump reveals the spy agency didn't inform companies of potential exploits in their products.
Twitter, which counts Trump among its active users, has a record of litigating in favor of user privacy.
The Reuters/Ipsos poll showed Americans were more reluctant to share personal information than when the poll last asked the question four years ago.
Facebook, Google, Microsoft and Twitter met with ministers following the London terror attack last week.
How can you protect yourself from companies following you online?
"Congress should know by now that when you come for the internet, the internet comes for you," one critic said.
Facebook and Instagram developers are now banned from using data for surveillance purposes.
The new software makes it possible for people to scan faces on their phones.
Changes to federal Rule 41 make it possible for authorities to gain warrants for devices that are out of their physical jurisdiction.
Leaked speeches and emails show the Democratic presidential nominee wrestling with issues of privacy, cyber surveillance and security.
Open Rights Group director Jim Killock says 'Snooper's Charter' is unprecedented.
Tens of thousands of Muscovites have been receiving calls about the September elections.
The interior minister suggested introducing facial recognition software at transport hubs.
Other tech giants that have done battle with Brussels include Google and Amazon.
Hague's comments come as controversial 'Snooper's Charter' IP Bill passes through parliament.