DE69408152D1 - System und verfahren zur quanten-kryptographie - Google Patents

System und verfahren zur quanten-kryptographie

Info

Publication number
DE69408152D1
DE69408152D1 DE69408152T DE69408152T DE69408152D1 DE 69408152 D1 DE69408152 D1 DE 69408152D1 DE 69408152 T DE69408152 T DE 69408152T DE 69408152 T DE69408152 T DE 69408152T DE 69408152 D1 DE69408152 D1 DE 69408152D1
Authority
DE
Germany
Prior art keywords
quantum cryptography
cryptography
quantum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69408152T
Other languages
English (en)
Other versions
DE69408152T2 (de
Inventor
Keith Blow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/GB1993/002075 external-priority patent/WO1994008409A1/en
Priority claimed from PCT/GB1993/002637 external-priority patent/WO1994015422A1/en
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE69408152D1 publication Critical patent/DE69408152D1/de
Publication of DE69408152T2 publication Critical patent/DE69408152T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0852—Quantum cryptography
    • H04L9/0858—Details about key distillation or coding, e.g. reconciliation, error correction, privacy amplification, polarisation coding or phase coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/08—Randomization, e.g. dummy operations or using noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/34—Encoding or coding, e.g. Huffman coding or error correction
DE69408152T 1993-09-09 1994-09-08 System und verfahren zur quanten-kryptographie Expired - Fee Related DE69408152T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP93307121 1993-09-09
EP93307120 1993-09-09
PCT/GB1993/002075 WO1994008409A1 (en) 1992-10-07 1993-10-06 Quantum cryptography using discarded data
EP93310228 1993-12-17
PCT/GB1993/002637 WO1994015422A1 (en) 1992-12-24 1993-12-23 System and method for key distribution using quantum cryptography

Publications (2)

Publication Number Publication Date
DE69408152D1 true DE69408152D1 (de) 1998-02-26
DE69408152T2 DE69408152T2 (de) 1998-05-14

Family

ID=27514077

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69408152T Expired - Fee Related DE69408152T2 (de) 1993-09-09 1994-09-08 System und verfahren zur quanten-kryptographie

Country Status (9)

Country Link
US (1) US5757912A (de)
EP (1) EP0717897B1 (de)
JP (1) JP2951408B2 (de)
AU (1) AU678049B2 (de)
CA (1) CA2168851C (de)
DE (1) DE69408152T2 (de)
ES (1) ES2111950T3 (de)
HK (1) HK1008766A1 (de)
WO (1) WO1995007584A1 (de)

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Also Published As

Publication number Publication date
ES2111950T3 (es) 1998-03-16
AU7544094A (en) 1995-03-27
WO1995007584A1 (en) 1995-03-16
JP2951408B2 (ja) 1999-09-20
JPH09502322A (ja) 1997-03-04
DE69408152T2 (de) 1998-05-14
HK1008766A1 (en) 1999-05-14
EP0717897A1 (de) 1996-06-26
CA2168851C (en) 1999-11-02
CA2168851A1 (en) 1995-03-16
EP0717897B1 (de) 1998-01-21
AU678049B2 (en) 1997-05-15
US5757912A (en) 1998-05-26

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