ATE348457T1 - Sichere kommunikation - Google Patents

Sichere kommunikation

Info

Publication number
ATE348457T1
ATE348457T1 AT03809276T AT03809276T ATE348457T1 AT E348457 T1 ATE348457 T1 AT E348457T1 AT 03809276 T AT03809276 T AT 03809276T AT 03809276 T AT03809276 T AT 03809276T AT E348457 T1 ATE348457 T1 AT E348457T1
Authority
AT
Austria
Prior art keywords
contribution
communications
shared secret
communications unit
secret key
Prior art date
Application number
AT03809276T
Other languages
English (en)
Inventor
Christian Gehrmann
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE348457T1 publication Critical patent/ATE348457T1/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
    • H04L9/32—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
    • 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
    • H04L9/3236—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 cryptographic hash functions
    • H04L9/3242—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 cryptographic hash functions involving keyed hash functions, e.g. message authentication codes [MACs], CBC-MAC or HMAC
    • 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
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0863—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving passwords or one-time passwords
    • 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
    • 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
    • H04L9/3226—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 a predetermined code, e.g. password, passphrase or PIN
    • 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
    • H04L2209/80—Wireless
    • H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Vehicle Body Suspensions (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT03809276T 2002-10-24 2003-10-09 Sichere kommunikation ATE348457T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42096402P 2002-10-24 2002-10-24
US10/602,176 US7284127B2 (en) 2002-10-24 2003-06-24 Secure communications

Publications (1)

Publication Number Publication Date
ATE348457T1 true ATE348457T1 (de) 2007-01-15

Family

ID=32110307

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03809276T ATE348457T1 (de) 2002-10-24 2003-10-09 Sichere kommunikation

Country Status (10)

Country Link
US (2) US7284127B2 (de)
EP (1) EP1554834B1 (de)
JP (1) JP4550736B2 (de)
KR (1) KR101095239B1 (de)
CN (1) CN100574188C (de)
AT (1) ATE348457T1 (de)
AU (1) AU2003276090A1 (de)
DE (1) DE60310437T2 (de)
ES (1) ES2279225T3 (de)
WO (1) WO2004038998A1 (de)

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Also Published As

Publication number Publication date
EP1554834B1 (de) 2006-12-13
KR101095239B1 (ko) 2011-12-20
US20070288753A1 (en) 2007-12-13
AU2003276090A1 (en) 2004-05-13
US20040083368A1 (en) 2004-04-29
CN100574188C (zh) 2009-12-23
US7502930B2 (en) 2009-03-10
CN1729645A (zh) 2006-02-01
US7284127B2 (en) 2007-10-16
DE60310437T2 (de) 2007-09-27
EP1554834A1 (de) 2005-07-20
JP4550736B2 (ja) 2010-09-22
JP2006504362A (ja) 2006-02-02
KR20050073573A (ko) 2005-07-14
ES2279225T3 (es) 2007-08-16
DE60310437D1 (de) 2007-01-25
WO2004038998A1 (en) 2004-05-06

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