How to block access to WhatsApp using Zscaler?

To block access to WhatsApp using Zscaler, you can follow these steps:

1. Log in to your Zscaler account and go to the policy management console.
2. Navigate to the “Web” tab and click on the “URL Filtering” option.
3. Click on the “Add” button to create a new URL filtering rule.
4. In the “Name” field, enter a name for the rule, such as “Block WhatsApp”.
5. In the “URL Categories” field, select the “Instant Messaging” category.
6. In the “URLs” field, enter the following URLs:
   • web.whatsapp.com
   • *.whatsapp.net
   • *.whatsapp.com
7. Set the action for the rule to “Block”.
8. Save the rule and publish the changes to your Zscaler policy.

This should effectively block access to WhatsApp on your network for users who are using Zscaler for web filtering.