DE60114833D1 - Überprüfbare, geheime mischung von verschlüsselten daten wie z. b. elgamal-verschlüsselte daten für gesicherte mehrinstanzwahlen - Google Patents

Überprüfbare, geheime mischung von verschlüsselten daten wie z. b. elgamal-verschlüsselte daten für gesicherte mehrinstanzwahlen

Info

Publication number
DE60114833D1
DE60114833D1 DE60114833T DE60114833T DE60114833D1 DE 60114833 D1 DE60114833 D1 DE 60114833D1 DE 60114833 T DE60114833 T DE 60114833T DE 60114833 T DE60114833 T DE 60114833T DE 60114833 D1 DE60114833 D1 DE 60114833D1
Authority
DE
Germany
Prior art keywords
encrypted data
elgamal
verificable
unit selection
shuffle
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
DE60114833T
Other languages
English (en)
Other versions
DE60114833T2 (de
Inventor
Andrew Neff
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.)
Dategrity Corp
Original Assignee
Dategrity 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
Application filed by Dategrity Corp filed Critical Dategrity Corp
Application granted granted Critical
Publication of DE60114833D1 publication Critical patent/DE60114833D1/de
Publication of DE60114833T2 publication Critical patent/DE60114833T2/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
    • H04L9/32—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
    • H04L9/321—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 a third party or a trusted authority
    • 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
    • H04L9/006—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols involving public key infrastructure [PKI] trust models
    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • 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
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • H04L9/3013—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters involving the discrete logarithm problem, e.g. ElGamal or Diffie-Hellman systems
    • 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
    • H04L9/3073—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 involving pairings, e.g. identity based encryption [IBE], bilinear mappings or bilinear pairings, e.g. Weil or Tate pairing
    • 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
    • H04L9/3218—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 using proof of knowledge, e.g. Fiat-Shamir, GQ, Schnorr, ornon-interactive zero-knowledge proofs
    • 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
    • H04L2209/42—Anonymization, e.g. involving pseudonyms
    • 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
    • H04L2209/46—Secure multiparty computation, e.g. millionaire problem
    • H04L2209/463—Electronic voting
    • 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
    • H04L2209/60—Digital content management, e.g. content distribution
DE60114833T 2000-03-24 2001-03-24 Überprüfbare, geheime mischung von verschlüsselten daten wie z. b. elgamal-verschlüsselte daten für gesicherte mehrinstanzwahlen Expired - Fee Related DE60114833T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US19178500P 2000-03-24 2000-03-24
US191785P 2000-03-24
US25237600P 2000-11-21 2000-11-21
US252376P 2000-11-21
US26855101P 2001-02-14 2001-02-14
US268551P 2001-02-14
PCT/US2001/009550 WO2001073694A2 (en) 2000-03-24 2001-03-24 Verifiable, secret shuffles of encrypted data, such as elgamal encrypted data for secure multi-authority elections

Publications (2)

Publication Number Publication Date
DE60114833D1 true DE60114833D1 (de) 2005-12-15
DE60114833T2 DE60114833T2 (de) 2006-04-13

Family

ID=27392950

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60114833T Expired - Fee Related DE60114833T2 (de) 2000-03-24 2001-03-24 Überprüfbare, geheime mischung von verschlüsselten daten wie z. b. elgamal-verschlüsselte daten für gesicherte mehrinstanzwahlen

Country Status (10)

Country Link
US (1) US6950948B2 (de)
EP (1) EP1302020B1 (de)
JP (2) JP2003529256A (de)
AT (1) ATE309655T1 (de)
AU (1) AU2001250976A1 (de)
CA (1) CA2404161C (de)
DE (1) DE60114833T2 (de)
DK (1) DK1302020T3 (de)
ES (1) ES2251475T3 (de)
WO (1) WO2001073694A2 (de)

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Also Published As

Publication number Publication date
CA2404161A1 (en) 2001-10-04
DK1302020T3 (da) 2006-03-20
JP2003529256A (ja) 2003-09-30
DE60114833T2 (de) 2006-04-13
US20020007457A1 (en) 2002-01-17
EP1302020A2 (de) 2003-04-16
US6950948B2 (en) 2005-09-27
CA2404161C (en) 2006-05-23
ES2251475T3 (es) 2006-05-01
AU2001250976A1 (en) 2001-10-08
JP2006115550A (ja) 2006-04-27
EP1302020B1 (de) 2005-11-09
WO2001073694A3 (en) 2003-02-06
WO2001073694A2 (en) 2001-10-04
ATE309655T1 (de) 2005-11-15

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