BRPI0822761B1 - Método para gerar uma chave criptográfica para proteger comunicação entre duas entidades, meio de armazenamento legível por computador, dispositivo adaptado para gerar uma chave criptográfica para uma entidade de comunicações, equipamento de usuário, e, sistema - Google Patents

Método para gerar uma chave criptográfica para proteger comunicação entre duas entidades, meio de armazenamento legível por computador, dispositivo adaptado para gerar uma chave criptográfica para uma entidade de comunicações, equipamento de usuário, e, sistema Download PDF

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Publication number
BRPI0822761B1
BRPI0822761B1 BRPI0822761-6A BRPI0822761A BRPI0822761B1 BR PI0822761 B1 BRPI0822761 B1 BR PI0822761B1 BR PI0822761 A BRPI0822761 A BR PI0822761A BR PI0822761 B1 BRPI0822761 B1 BR PI0822761B1
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BR
Brazil
Prior art keywords
key
entity
cryptographic
parameter
cryptographic keys
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Application number
BRPI0822761-6A
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English (en)
Portuguese (pt)
Inventor
Karl Norrman
Mats Näslund
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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Application filed by Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of BRPI0822761A2 publication Critical patent/BRPI0822761A2/pt
Publication of BRPI0822761B1 publication Critical patent/BRPI0822761B1/pt

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    • 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
    • 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
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • 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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • 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
    • H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
    • 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
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • 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
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
    • 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
    • H04L9/32—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
    • H04L9/3271—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 challenge-response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H04W12/041—Key generation or derivation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H04W12/043—Key management, e.g. using generic bootstrapping architecture [GBA] using a trusted network node as an anchor
    • H04W12/0431—Key distribution or pre-distribution; Key agreement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H04W12/062—Pre-authentication
    • 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
    • H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
    • H04L2463/061—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying further key derivation, e.g. deriving traffic keys from a pair-wise master key

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Information Transfer Between Computers (AREA)
BRPI0822761-6A 2008-06-06 2008-07-21 Método para gerar uma chave criptográfica para proteger comunicação entre duas entidades, meio de armazenamento legível por computador, dispositivo adaptado para gerar uma chave criptográfica para uma entidade de comunicações, equipamento de usuário, e, sistema BRPI0822761B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5938608P 2008-06-06 2008-06-06
US61/059386 2008-06-06
PCT/EP2008/005960 WO2009146729A1 (en) 2008-06-06 2008-07-21 Cryptographic key generation

Publications (2)

Publication Number Publication Date
BRPI0822761A2 BRPI0822761A2 (pt) 2015-06-30
BRPI0822761B1 true BRPI0822761B1 (pt) 2020-09-29

Family

ID=40527985

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0822761-6A BRPI0822761B1 (pt) 2008-06-06 2008-07-21 Método para gerar uma chave criptográfica para proteger comunicação entre duas entidades, meio de armazenamento legível por computador, dispositivo adaptado para gerar uma chave criptográfica para uma entidade de comunicações, equipamento de usuário, e, sistema

Country Status (20)

Country Link
US (3) US8340288B2 (enExample)
EP (4) EP2291946B2 (enExample)
JP (5) JP4792135B2 (enExample)
KR (1) KR101274392B1 (enExample)
CN (2) CN102057617B (enExample)
AU (1) AU2008357317B2 (enExample)
BR (1) BRPI0822761B1 (enExample)
CA (1) CA2722186C (enExample)
CL (1) CL2009001359A1 (enExample)
DK (2) DK2291946T4 (enExample)
ES (3) ES2400020T5 (enExample)
IL (1) IL209799A (enExample)
MA (1) MA32613B1 (enExample)
MX (1) MX2010012033A (enExample)
MY (1) MY146687A (enExample)
NZ (1) NZ589294A (enExample)
PL (3) PL2528268T6 (enExample)
RU (1) RU2480925C2 (enExample)
WO (1) WO2009146729A1 (enExample)
ZA (1) ZA201008200B (enExample)

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DK2291946T4 (da) 2020-08-31
PL2658163T6 (pl) 2022-02-14
RU2010149890A (ru) 2012-06-10
EP2658163B1 (en) 2016-12-14
CN103746794B (zh) 2017-06-23
US8953793B2 (en) 2015-02-10
US20150023499A1 (en) 2015-01-22
DK2528268T6 (da) 2022-03-21
PL2291946T3 (pl) 2013-05-31
ES2617067T7 (es) 2022-04-28
EP2291946A1 (en) 2011-03-09
MX2010012033A (es) 2010-11-30
JP6121512B2 (ja) 2017-04-26
CA2722186C (en) 2015-09-15
US20110091036A1 (en) 2011-04-21
DK2291946T3 (da) 2013-03-18
JP2016096557A (ja) 2016-05-26
ES2400020T5 (es) 2021-03-09
MY146687A (en) 2012-09-14
US20130156182A1 (en) 2013-06-20
JP2017175624A (ja) 2017-09-28
ES2400020T3 (es) 2013-04-05
PL2528268T6 (pl) 2022-04-25
IL209799A (en) 2015-03-31
JP2011522494A (ja) 2011-07-28
ES2637313T3 (es) 2017-10-11
IL209799A0 (en) 2011-02-28
US9326142B2 (en) 2016-04-26
KR101274392B1 (ko) 2013-06-17
MA32613B1 (fr) 2011-09-01
JP4792135B2 (ja) 2011-10-12
CN102057617B (zh) 2013-12-25
PL2528268T3 (pl) 2017-10-31
PL2658163T3 (pl) 2017-08-31
RU2480925C2 (ru) 2013-04-27
WO2009146729A1 (en) 2009-12-10
JP2014078985A (ja) 2014-05-01
EP3242436A1 (en) 2017-11-08
CL2009001359A1 (es) 2010-12-03
CN103746794A (zh) 2014-04-23
US8340288B2 (en) 2012-12-25
EP2291946B2 (en) 2020-06-03
ZA201008200B (en) 2011-03-30
JP6492115B2 (ja) 2019-03-27
EP2658163B3 (en) 2021-12-29
BRPI0822761A2 (pt) 2015-06-30
EP2528268B3 (en) 2021-12-29
CN102057617A (zh) 2011-05-11
NZ589294A (en) 2012-07-27
EP2291946B1 (en) 2012-12-26
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AU2008357317B2 (en) 2012-04-12
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PL2291946T5 (pl) 2021-02-08
ES2617067T3 (es) 2017-06-15
AU2008357317A1 (en) 2009-12-10
ES2637313T7 (es) 2022-04-27
CA2722186A1 (en) 2009-12-10
EP2528268B1 (en) 2017-05-24
KR20110017426A (ko) 2011-02-21
DK2528268T3 (en) 2017-09-11
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