ATE361605T1 - Eine technik zur erstellung privat authentifizierbarer kryptografischer unterschriften und zur verwendung einer solchen unterschrift in verbindung mit der kopie eines produktes - Google Patents

Eine technik zur erstellung privat authentifizierbarer kryptografischer unterschriften und zur verwendung einer solchen unterschrift in verbindung mit der kopie eines produktes

Info

Publication number
ATE361605T1
ATE361605T1 AT99940794T AT99940794T ATE361605T1 AT E361605 T1 ATE361605 T1 AT E361605T1 AT 99940794 T AT99940794 T AT 99940794T AT 99940794 T AT99940794 T AT 99940794T AT E361605 T1 ATE361605 T1 AT E361605T1
Authority
AT
Austria
Prior art keywords
signature
key
copy
message
technique
Prior art date
Application number
AT99940794T
Other languages
English (en)
Inventor
Ramarathnam R Venkatesan
Peter L Montgomery
Original Assignee
Microsoft Corp
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 US09/102,948 external-priority patent/US6209093B1/en
Priority claimed from US09/102,851 external-priority patent/US6163841A/en
Application filed by Microsoft Corp filed Critical Microsoft Corp
Application granted granted Critical
Publication of ATE361605T1 publication Critical patent/ATE361605T1/de

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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress
    • G06F2211/008—Public Key, Asymmetric Key, Asymmetric Encryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Bioethics (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Health & Medical Sciences (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Storage Device Security (AREA)
  • Credit Cards Or The Like (AREA)
  • Facsimile Transmission Control (AREA)
AT99940794T 1998-06-23 1999-06-23 Eine technik zur erstellung privat authentifizierbarer kryptografischer unterschriften und zur verwendung einer solchen unterschrift in verbindung mit der kopie eines produktes ATE361605T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/102,948 US6209093B1 (en) 1998-06-23 1998-06-23 Technique for producing a privately authenticatable product copy indicia and for authenticating such an indicia
US09/102,851 US6163841A (en) 1998-06-23 1998-06-23 Technique for producing privately authenticatable cryptographic signatures and for authenticating such signatures

Publications (1)

Publication Number Publication Date
ATE361605T1 true ATE361605T1 (de) 2007-05-15

Family

ID=26799803

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99940794T ATE361605T1 (de) 1998-06-23 1999-06-23 Eine technik zur erstellung privat authentifizierbarer kryptografischer unterschriften und zur verwendung einer solchen unterschrift in verbindung mit der kopie eines produktes

Country Status (7)

Country Link
EP (1) EP1088420B1 (de)
JP (1) JP4644368B2 (de)
CN (2) CN100334831C (de)
AT (1) ATE361605T1 (de)
AU (1) AU5457699A (de)
DE (1) DE69935980T2 (de)
WO (1) WO1999067920A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011120125A1 (en) * 2010-03-31 2011-10-06 Irdeto Canada Corporation System and method for protecting cryptographic assets from a white-box attack
WO2021040701A1 (en) * 2019-08-28 2021-03-04 Hewlett-Packard Development Company, L.P. Encrypting table signatures

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271061A (en) * 1991-09-17 1993-12-14 Next Computer, Inc. Method and apparatus for public key exchange in a cryptographic system
JP2868104B2 (ja) * 1992-07-27 1999-03-10 日本電信電話株式会社 楕円曲線に基づくデイジタル署名方法とその署名者装置及び検証者装置
US5299262A (en) * 1992-08-13 1994-03-29 The United States Of America As Represented By The United States Department Of Energy Method for exponentiating in cryptographic systems
JP3540477B2 (ja) * 1995-12-13 2004-07-07 松下電器産業株式会社 署名方式
US5638447A (en) * 1996-05-15 1997-06-10 Micali; Silvio Compact digital signatures
US5737424A (en) * 1996-06-04 1998-04-07 Software Security, Inc. Method and system for secure distribution of protected data using elliptic curve systems
US6279110B1 (en) * 1997-11-10 2001-08-21 Certicom Corporation Masked digital signatures

Also Published As

Publication number Publication date
DE69935980T2 (de) 2008-01-10
CN100334831C (zh) 2007-08-29
JP4644368B2 (ja) 2011-03-02
EP1088420A1 (de) 2001-04-04
JP2002519723A (ja) 2002-07-02
DE69935980D1 (de) 2007-06-14
WO1999067920A1 (en) 1999-12-29
AU5457699A (en) 2000-01-10
EP1088420B1 (de) 2007-05-02
CN1264305C (zh) 2006-07-12
CN1306714A (zh) 2001-08-01
CN1534922A (zh) 2004-10-06

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties