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Perfect eavesdropping on a quantum cryptography system
cryptography system Quantum Physics
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2010/11/8
The stated goal of quantum key distribution (QKD) is to grow a secret key securely between two parties with a minimum of additional assumptions. The number of assumptions has been continuously reduced...
Fully automated entanglement-based quantum cryptography system for telecom fiber networks
quantum cryptography system telecom fiber networks
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2010/4/8
We present a quantum key distribution (QKD) system based on polarisation entanglement for use in telecom fibers. A QKD exchange up to 50km was demonstrated in the laboratory with a secure key rate of ...