UK and US authorities investigating a dark web child pornography site run from South Korea on Wednesday announced the arrest of 337 suspects in 38 countries. Britain's National Crime Agency (NCA) said the Welcome to Video site contained 250,000 videos that were downloaded a million times by users across the world.
NEW YORK — Terrorism is a persistent and evolving global menace. No country is immune. Social media, encrypted communications and the dark web are being used to spread propaganda, radicalize new recruits and plan atrocities. The threat ranges from the crude tactics of lone actors to sophisticated coordinated attacks and the horrific prospect of terrorists using chemical, biological or radioactive weapons.