DE69836545D1 - Firewall für elektronische post mit verschlüsselung/entschlüsselung mittels gespeicherter schlüssel - Google Patents

Firewall für elektronische post mit verschlüsselung/entschlüsselung mittels gespeicherter schlüssel

Info

Publication number
DE69836545D1
DE69836545D1 DE69836545T DE69836545T DE69836545D1 DE 69836545 D1 DE69836545 D1 DE 69836545D1 DE 69836545 T DE69836545 T DE 69836545T DE 69836545 T DE69836545 T DE 69836545T DE 69836545 D1 DE69836545 D1 DE 69836545D1
Authority
DE
Germany
Prior art keywords
policy
policies
sites
site
mail messages
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 - Lifetime
Application number
DE69836545T
Other languages
English (en)
Other versions
DE69836545T2 (de
Inventor
D Dickinson
Sathvik Krishnamurthy
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.)
Axway Inc
Original Assignee
Tumbleweed Communications 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21985777&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69836545(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tumbleweed Communications Corp filed Critical Tumbleweed Communications Corp
Publication of DE69836545D1 publication Critical patent/DE69836545D1/de
Application granted granted Critical
Publication of DE69836545T2 publication Critical patent/DE69836545T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0227—Filtering policies
    • H04L63/0263—Rule management
    • 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
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0227—Filtering policies
    • 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
    • H04L51/21—Monitoring or handling of messages
    • H04L51/212—Monitoring or handling of messages using filtering or selective blocking
    • 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
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0227—Filtering policies
    • H04L63/0245—Filtering by information in the payload
    • 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
    • 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
    • H04L2209/76—Proxy, i.e. using intermediary entity to perform cryptographic operations
    • 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
    • H04L51/063—Content adaptation, e.g. replacement of unsuitable content
    • 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
    • H04L51/21—Monitoring or handling of messages
    • H04L51/224—Monitoring or handling of messages providing notification on incoming messages, e.g. pushed notifications of received messages
    • 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
DE69836545T 1997-07-24 1998-07-23 Firewall für elektronische post mit verschlüsselung/entschlüsselung mittels gespeicherter schlüssel Expired - Lifetime DE69836545T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5366897P 1997-07-24 1997-07-24
US53668 1997-07-24
PCT/US1998/015552 WO1999005814A2 (en) 1997-07-24 1998-07-23 E-mail firewall with stored key encryption/decryption

Publications (2)

Publication Number Publication Date
DE69836545D1 true DE69836545D1 (de) 2007-01-11
DE69836545T2 DE69836545T2 (de) 2007-05-16

Family

ID=21985777

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69836545T Expired - Lifetime DE69836545T2 (de) 1997-07-24 1998-07-23 Firewall für elektronische post mit verschlüsselung/entschlüsselung mittels gespeicherter schlüssel
DE69841210T Expired - Lifetime DE69841210D1 (de) 1997-07-24 1998-07-23 E-Mail Firewall

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69841210T Expired - Lifetime DE69841210D1 (de) 1997-07-24 1998-07-23 E-Mail Firewall

Country Status (9)

Country Link
US (8) US6609196B1 (de)
EP (2) EP1750384B1 (de)
JP (1) JP3932319B2 (de)
AT (2) ATE347200T1 (de)
AU (1) AU8759098A (de)
CA (1) CA2301147C (de)
DE (2) DE69836545T2 (de)
HK (1) HK1029013A1 (de)
WO (1) WO1999005814A2 (de)

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US20070005983A1 (en) 2007-01-04
JP2001518724A (ja) 2001-10-16
US6609196B1 (en) 2003-08-19
JP3932319B2 (ja) 2007-06-20
CA2301147A1 (en) 1999-02-04
US9838358B2 (en) 2017-12-05
CA2301147C (en) 2010-07-13
EP1010283B1 (de) 2006-11-29
ATE347200T1 (de) 2006-12-15
US7380274B2 (en) 2008-05-27
US20070214353A1 (en) 2007-09-13
USRE43302E1 (en) 2012-04-03
US8255683B2 (en) 2012-08-28
US20070245416A1 (en) 2007-10-18
EP1750384B1 (de) 2009-09-30
WO1999005814A2 (en) 1999-02-04
DE69836545T2 (de) 2007-05-16
EP1010283A4 (de) 2005-08-17
HK1029013A1 (en) 2001-03-16
US8607042B2 (en) 2013-12-10
US8806191B2 (en) 2014-08-12
DE69841210D1 (de) 2009-11-12
US20140351883A1 (en) 2014-11-27
AU8759098A (en) 1999-02-16
ATE444614T1 (de) 2009-10-15
US20030196098A1 (en) 2003-10-16
WO1999005814A3 (en) 1999-04-22
EP1010283A2 (de) 2000-06-21
EP1750384A1 (de) 2007-02-07

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