The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 06, 2021

Filed:

Sep. 07, 2018
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Piotr Jerzy Kupisiewicz, Cracow, PL;

Frederic Detienne, Harze, BE;

Assignee:

CISCO TECHNOLOGY, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 29/12 (2006.01); H04L 29/08 (2006.01); H04L 12/46 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0272 (2013.01); H04L 12/4641 (2013.01); H04L 61/1511 (2013.01); H04L 61/2007 (2013.01); H04L 63/0281 (2013.01); H04L 67/02 (2013.01);
Abstract

A security gateway security gateway provisions a web browser hosted on a user device with a proxy auto-configuration file configured to automatically redirect the web browser to the security gateway as a proxy server for clientless virtual private network (VPN) operation when the web browser browses any uniform resource locator including a particular domain name that encompasses a private network. Upon receiving from the web browser over a public network a request to access a private resource on the private network, the security gateway establishes a secure public connection to the web browser, establishes a private connection to the private resource, and associate the private connection with the secure public connection to form a clientless VPN connection between the web browser and the private resource. The security gateway forwards content between the private resource and the web browser over the clientless VPN connection without performing any content rewrite operations.


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