Improved Online Security for a Tenth of the Cost

Computer scientists at the University of Hertfordshire have found a way to share information online securely for a fraction of the cost of existing systems.

Professors Bruce Christianson and Alex Shafarenko at the University’s School of Computer Science, working in collaboration with Professor Sergei Turitsyn at the University of Aston, have been awarded a UK patent for a fibre optics system which uses a ‘beacon’ to enable cryptic communication between two users online.

The beacon broadcasts a continuous stream of information around the communication loop, which allows users with a secret key to share a large amount of additional information without it becoming available to anyone else. Continue reading.

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