October 4, 2026 11:47 AM
India demonstrates first 5.56-km free-space Quantum Key Distribution link
India has demonstrated its first free-space Quantum Key Distribution (QKD) link over a distance of 5.56 km, marking a significant step towards developing secure communication networks capable of withstanding emerging quantum-era security threats. The demonstration was carried out by QNu Labs in collaboration with the Bhaskaracharya National Institute for Space Applications and Geo-informatics (BISAG-N) and IIT Gandhinagar. The field trial was conducted on the night of September 27–28, establ...