20 years after 9/11 — what comes now?

The attack showed Jews that old lies can be reformulated in pernicious new ways

How big is the terror threat? here are the numbers...

New statistics from the European Union's law enforcement agency give a sense of the scale of the threat to UK citizens

The terror threat is real, but the biggest risk is that we over-react

Our security services have been successful at stopping the vast majority of plots

An unstable commander-in-chief takes on an unstable Middle East

Trump's unprecedented fall-out with his intelligence chiefs bodes ill for a region where US has long struggled to implement a coherent foreign policy

Will these men make world safer? Not likely

Trump's top security picks favour George W Bush-style war on terror

How the world can destroy Daesh

Force is only half the answer: states involved in this war must together plan a reordered Middle East

The ‘lone’ terrorists are never alone

Jason Burke explains why Jews are the most vulnerable targets for such attacks

The Community Security Trust has installed thousands of pieces of security equipment in the past six years including 2,173 cameras and nearly 4,000 metres of fencing around communal buildings

Toulouse killer was no lone wolf

Why jihadism will not die with bin Laden