DE602004031562D1 - System und verfahren zur sicherung von daten - Google Patents

System und verfahren zur sicherung von daten

Info

Publication number
DE602004031562D1
DE602004031562D1 DE602004031562T DE602004031562T DE602004031562D1 DE 602004031562 D1 DE602004031562 D1 DE 602004031562D1 DE 602004031562 T DE602004031562 T DE 602004031562T DE 602004031562 T DE602004031562 T DE 602004031562T DE 602004031562 D1 DE602004031562 D1 DE 602004031562D1
Authority
DE
Germany
Prior art keywords
encrypted
encryption algorithm
data structure
session key
wireless device
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.)
Active
Application number
DE602004031562T
Other languages
English (en)
Inventor
Herbert A Little
Michael K Brown
Jonathan F Hammell
Michael S Brown
Michael G Kirkup
Neil P Adams
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.)
BlackBerry Ltd
Original Assignee
Research in Motion Ltd
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 Research in Motion Ltd filed Critical Research in Motion Ltd
Publication of DE602004031562D1 publication Critical patent/DE602004031562D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/06—Message adaptation to terminal or network requirements
    • H04L51/066—Format adaptation, e.g. format conversion or compression
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/80—Information retrieval; Database structures therefor; File system structures therefor of semi-structured data, e.g. markup language structured data such as SGML, XML or HTML
    • G06F16/81—Indexing, e.g. XML tags; Data structures therefor; Storage structures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0464—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload using hop-by-hop encryption, i.e. wherein an intermediate entity decrypts the information and re-encrypts it before forwarding it
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0478—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload applying multiple layers of encryption, e.g. nested tunnels or encrypting the content with a first key and then with at least a second key
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
    • H04L63/105—Multiple levels of security
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/58—Message adaptation for wireless communication
DE602004031562T 2004-04-30 2004-11-09 System und verfahren zur sicherung von daten Active DE602004031562D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56677104P 2004-04-30 2004-04-30
PCT/CA2004/001938 WO2005107128A1 (en) 2004-04-30 2004-11-09 System and method for securing data

Publications (1)

Publication Number Publication Date
DE602004031562D1 true DE602004031562D1 (de) 2011-04-07

Family

ID=35241996

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004031562T Active DE602004031562D1 (de) 2004-04-30 2004-11-09 System und verfahren zur sicherung von daten

Country Status (7)

Country Link
US (2) US8130957B2 (de)
EP (1) EP1741222B1 (de)
AT (1) ATE499787T1 (de)
CA (1) CA2565360C (de)
DE (1) DE602004031562D1 (de)
HK (1) HK1099863A1 (de)
WO (1) WO2005107128A1 (de)

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Also Published As

Publication number Publication date
CA2565360C (en) 2012-01-10
EP1741222A4 (de) 2007-07-04
US20120191978A1 (en) 2012-07-26
US20050244007A1 (en) 2005-11-03
EP1741222A1 (de) 2007-01-10
US8130957B2 (en) 2012-03-06
HK1099863A1 (en) 2007-08-24
CA2565360A1 (en) 2005-11-10
ATE499787T1 (de) 2011-03-15
US8761396B2 (en) 2014-06-24
EP1741222B1 (de) 2011-02-23
WO2005107128A1 (en) 2005-11-10

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