Technological Breakthrough Achieved in Quantum Key Distribution Test

A team of scientists from the Defense Research and Development Organization (DRDO) and Indian Institute of Technology (IIT), Delhi, has successfully demonstrated the Quantum Key Distribution (QKD) link between Prayagraj and Vindhyachal in Uttar Pradesh, a distance of more than 100 kilometers.

  • The technological breakthrough of demonstrating a QKD link was achieved over the commercial-grade optical fibre.
  • With this success, the country has demonstrated indigenous technology of secure key transfer for bootstrapping military-grade communication security key hierarchy.

Quantum Key Distribution (QKD)

  • QKD is primarily a mechanism to undertake secure communication which utilises a cryptographic protocol involving various components of quantum mechanics. ....
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