Important Notice: Please update all of your Zoom applications to version 5.0 or higher. After May 30, 2020, all Zoom applications on older versions will receive a forced upgrade when trying to join meetings as GCM Encryption will be fully enabled across the Zoom platform. Learn more on how to update your Zoom application or update now.

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Predicting Zoom Meeting IDs Follow

Overview

Recently, Zoom became aware of a concern that Zoom meeting IDs could be predicted by using automated technology to test the validity of thousands of numerical combinations quickly. The attached document provides more details how Zoom has addressed these issues. 

Zoom thanks dedicated security researchers for reporting this concern to our team and helping us to further strengthen the security of our meetings.