{"id":107762,"date":"2020-05-28T01:45:55","date_gmt":"2020-05-28T08:45:55","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2020\/05\/a-new-scheme-for-satellite-based-quantum-secure-time-transfer"},"modified":"2020-05-28T01:45:55","modified_gmt":"2020-05-28T08:45:55","slug":"a-new-scheme-for-satellite-based-quantum-secure-time-transfer","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2020\/05\/a-new-scheme-for-satellite-based-quantum-secure-time-transfer","title":{"rendered":"A new scheme for satellite-based quantum-secure time transfer"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/a-new-scheme-for-satellite-based-quantum-secure-time-transfer2.jpg\"><\/a><\/p>\n<p>Researchers at the University of Science and Technology of China have recently introduced a new satellite-based quantum-secure time transfer (QSTT) protocol that could enable more secure communications between different satellites or other technology in space. Their protocol, presented in a paper published in <i>Nature Physics<\/i>, is based on two-way quantum key distribution in free space, a technique to encrypt communications between different devices.<\/p>\n<p>\u201cOur main idea was to realize quantum-secure time transfer in order to resolve the <a href=\"https:\/\/phys.org\/tags\/security+issues\/\" rel=\"tag\" class=\"\">security issues<\/a> in practical time\u2013frequency transfer,\u201d Feihu Xu, one of the researchers who carried out the study, told Phys.org.<\/p>\n<p>Quantum key distribution (QKD) is a technique to achieve secure communication that utilize <a href=\"https:\/\/phys.org\/tags\/cryptographic+protocols\/\" rel=\"tag\" class=\"\">cryptographic protocols<\/a> based on the laws of quantum mechanics. Quantum <a href=\"https:\/\/phys.org\/tags\/key+distribution\/\" rel=\"tag\" class=\"\">key distribution<\/a> protocols can generate secret security keys based on <a href=\"https:\/\/phys.org\/tags\/quantum+physics\/\" rel=\"tag\" class=\"\">quantum physics<\/a>, enabling more secure data transfer between different devices by spotting attackers who are trying to intercept communications.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers at the University of Science and Technology of China have recently introduced a new satellite-based quantum-secure time transfer (QSTT) protocol that could enable more secure communications between different satellites or other technology in space. Their protocol, presented in a paper published in Nature Physics, is based on two-way quantum key distribution in free space, [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1625,1617,2028,1492],"tags":[],"class_list":["post-107762","post","type-post","status-publish","format-standard","hentry","category-encryption","category-quantum-physics","category-satellites","category-security"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/107762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=107762"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/107762\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=107762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=107762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=107762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}