Inside a nondescript three-storey building in the heart of a secure zone in Damascus, three security chiefs were dead and a fourth mortally wounded as the Middle East's most ruthless regime was rocked to its core.
Keith Dayton, an American general in charge of a project to reform the Palestinian security forces, wants to create a secure zone on the Palestinian side, with international monitors and troops from a beefed-up Palestinian presidential guard.
United Nations officials and the NATO-led security force are trying to form a secure zone around the bridges where both Serbian and Albanian residents can move freely and where outsiders are kept out.
Some security firms are also developing software to allow people to run a secure zone on their computer that eliminates the threat of communications being intercepted.
General Alexander labeled the new network "a secure zone, a protected zone".
A secure zone is an area in which the parent considers the child to be safe.
A "secure zone" extends at most a few kilometres from the Kabul-Kandahar highway.
Safe & Sound is an application which enables a parent to define a "secure zone" for their child.
Attackers used an ambulance laden with explosives to pass a police checkpoint in a secure zone before triggering the blast.
