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Netskope Global Technical Success (GTS)

Google Gmail - Block Personal Instance Access

 

Netskope Cloud Version - 124

 

Objective

Google Gmail personal account access should be blocked

 

Prerequisite

Netskope CASB Inline license is required

 

Context

Some customers use Google Suite, with Google Gmail as their official webmail application. They might want to allow only their business Google Gmail instance and block personal Gmail accounts. This document will discuss how to achieve this.

 

Do You Know?

  • Netskope acknowledges Google Gmail as a Cloud Application and provides a pre-defined cloud app connector.
  • As of April 11, 2025, Netskope's Google Gmail predefined cloud app connector can identify instances.

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Configuration

  • Step 1 - Instance Tagging

Path: Netskope Tenant UI >>> Policies >>> Profiles - - - App Instance >>> New Custom App Instance >>> New App Instance

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Note - Netskope enables administrators to name application instances using Application Events.

 

  • Step 2 - Real-time protection policy

Path: Netskope Tenant UI >>> Policies >>> Real-time Protection >>> New Policy

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Note - User Notification format used above Link

 

Verification

  • Step 1 - Try to access Google Gmail via personal account

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  • Step 2 - Check policy hits

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Terms and Conditions

  • All documented information undergoes testing and verification to ensure accuracy.
  • In the future, it is possible that the application's functionality may be altered by the vendor. If any such changes are brought to our attention, we will promptly update the documentation to reflect them.

 

Notes

  • This article is authored by Netskope Global Technical Success (GTS).
  • For any further inquiries related to this article, please contact Netskope GTS by submitting a support case with 'Case Type – How To Questions'.

 

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