May responded to the attack by calling for an overhaul of the strategy used to combat extremism, including a demand for greater worldwide regulation of the internet, saying big internet companies were partly responsible for providing extreme ideology the space to develop.
So far, seven people have died as a result of the attack and 48 were injured. Several people were killed in the terror at.
DETROIT (AP) - In the wake of Britain's third major attack in three months, Prime Minister Theresa May called on governments to form worldwide agreements to prevent the spread of extremism online.
Standing outside Downing Street on Sunday morning, Theresa May said in a statement that the internet should be regulated to fight the "new trend of terrorism". British police said they were dealing with "incidents" on London Bridge and nearby Borough Market in the heart of the Br.
Here's a look at extremism on the web, what's being done to stop it and what could come next.
Leading tech firms stressed they were doing all they could to remove extremist content from their platforms, with Google saying it had spent hundreds of millions of pounds doing so.
Given that 400 hours of videos are uploaded onto Youtube every minute and that there are 2 billion active Facebook users, clamping down on sites which encourage or promote terror needs a lot of automatic detection using software as well as the human eye and judgement. The so-called Islamic State group has claimed responsibility for the attack.
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Some in government - including former FBI Director James Comey and Democratic Sen. She wants access to encrypted data.
To the chagrin of information activists, the new laws permit the French government to monitor the private communications of individuals without having secured judicial authorization.
Companies which use end-to-end encryption do not have access to the data, meaning they are unable to pass protected messages to the authorities in the first place.
May is no stranger to sweeping approaches to communications in the name of fighting terrorism.
Building backdoors into encryption could also weaken it in ways that hackers, criminals and foreign agents could exploit.
"We have a robust counter-terrorism strategy that has proved successful over many years ... that strategy needs to keep up.... we need to review Britain's counter-terrorism strategy". The Prime Minister also said that the United Kingdom has been too tolerant of extremism, and expressed that "pluralistic British values" are "superior to anything offered by the preachers of hate".
But we should not be distracted: the Internet and companies like Facebook are not a cause of this hatred and violence, but tools that can be abused.
The Tory manifesto for the General Election called for a much tougher approach to regulation on the internet.
"The bottom line is that in too many places, in too many parts of the world, you've got a large gap between governance and people and between the opportunities those people have", Kerry said Sunday on NBC's "Meet the Press".