May will challenge Google, Facebook, and Twitter to take down terrorist material in two hours, reported the BBC.
While the prime minister will recognise progress made since the establishment of an industry forum to counter terrorism in June, she plans to urge these companies to go further in developing solutions that will eventually prevent terrorist propaganda from appearing at all.
A report found on Tuesday that the U.K. is the biggest consumer of jihadist propaganda in Europe.
Separately, Google has launched an anti-terror fund today of £1 million that will back projects aimed at countering terrorism in the U.K.
This story first appeared on campaignlive.co.uk.