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:
Jul. 28, 2020

Filed:

Jul. 10, 2017
Applicant:

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

Inventors:

Patrick Foxhoven, San Jose, CA (US);

John Chanak, Saratoga, CA (US);

William Fehring, Sunnyvale, CA (US);

Assignee:

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

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); H04L 29/06 (2006.01); H04L 29/12 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 63/20 (2013.01); H04L 61/1511 (2013.01); H04L 63/08 (2013.01); H04L 63/10 (2013.01); H04L 63/102 (2013.01); H04L 61/1552 (2013.01); H04L 61/2514 (2013.01); H04L 67/10 (2013.01);
Abstract

A cloud-based security method using Domain Name System (DNS) includes receiving a request from a user device at a DNS server; performing a security check on the request based on a policy look up associated with the user device; responsive to the policy look up, performing a DNS security check on the request; and responsive to the DNS security check, performing one of allowing the request to the Internet; blocking the request based on the policy; and providing the request to inline inspection based on the policy, wherein the request is one of allowed to the Internet or blocked based on the inline inspection.


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