On The Wire
A new anti boarding device has been developed by a Cape Town company which aims at preventing pirates from boarding a ship moving at sea.
The “Anti Boarding Device” is a system to utilise the best features of razor wire, while avoiding the inherent dangers of handling the material.
A coil of razor wire is encased in a fibre glass canister and hung on the outside of a ship’s rail.
From what I have read of this system, it looks like it would be very effective