In the fight against terrorism, national agencies keep full control over their police forces, security and intelligence agencies and judicial authorities.

If you exchange information internationally, you must strengthen data protection. Those are two sides of the same coin.

We remain vulnerable.There is no such thing as 100 percent security against terrorism.

The idea is to have global standards. There is so much travel that if you just had a regional standard, it would probably ultimately have to be changed.

Europe has a long and tragic history of mostly domestic terrorism.

In the fight against terrorism, national agencies keep full control over their police forces, security and intelligence agencies and judicial authorities.

The central role in the fight against terrorism is with national authorities.