Most of the products we tested offer only three security settings: block all traffic, allow some traffic, and provide no security at all.

CNN: Insulate your PC from hackers

While Egypt has found it hard to block the tunnels, it has kept its official border with Gaza sealed to all but a trickle of humanitarian traffic, saying that the crossing's Palestinian side should be controlled by a proper government body, such as the PA, but not by Hamas.

ECONOMIST: Diplomacy after the Gaza war