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.
Patent No.:
Date of Patent:
Dec. 16, 2025
Filed:
Jun. 30, 2023
Zoom Video Communications, Inc., San Jose, CA (US);
Karan Lyons, Los Angeles, CA (US);
Zoom Communications, Inc., San Jose, CA (US);
Abstract
Systems and methods for user authentication in video conferences using signed contact lists are provided. A client device associated with a user joins a video conference hosted by a video conference provider. The video conference has a plurality of participants. The client device receives participant information for each participant of the plurality of participants. The client device verifies at least one participant of the plurality of participants by comparing the participant information with a contact list associated with the user. The client device updates a contact record corresponding to the at least one participant in the contact list. The contact record includes video conference information, at least a portion of the participant information, and a cryptographic signature.