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:
May. 09, 2023

Filed:

Apr. 20, 2021
Applicant:

Zscaler, Inc., San Jose, CA (US);

Inventors:

Chenglong Zheng, Fremont, CA (US);

Srikanth Devarajan, Cupertino, CA (US);

Vikas Mahajan, Ludhiana, IN;

Sandeep Kamath Voderbet, Sunnyvale, CA (US);

Assignee:

Zscaler, Inc., San Jose, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); H04L 67/02 (2022.01); H04L 43/12 (2022.01); H04L 67/61 (2022.01); H04L 67/561 (2022.01); H04L 67/5682 (2022.01); H04L 67/568 (2022.01); H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
H04L 67/02 (2013.01); H04L 43/12 (2013.01); H04L 63/0281 (2013.01); H04L 63/0428 (2013.01); H04L 67/561 (2022.05); H04L 67/568 (2022.05); H04L 67/5682 (2022.05); H04L 67/61 (2022.05);
Abstract

Techniques for using web probes for monitoring user experience including use of caching to prevent a surge of web probes on destination servers and for detecting web probe traffic through a proxy including where the traffic is encrypted. A method implemented by a proxy includes receiving a response to a first web probe to a destination server; caching data associated with the response to the first web probe in a cache; receiving a request for a second web probe to the destination server; and serving a response to the second web probe utilizing the data in the cache in lieu of forwarding the second web probe to the destination server.


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