About licenses for GitHub Advanced Security
Each license for GitHub Advanced Security specifies a maximum number of accounts, or seats, that can use these features. Periodically you should check that your use is within your license capacity. For more information, see "About billing for GitHub Advanced Security."
Viewing GitHub Advanced Security license usage for your enterprise account
You can check how many seats your license includes and how many of them are currently used.
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In the enterprise account sidebar, click Settings.

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In the left sidebar, click Enterprise licensing.

The "GitHub Advanced Security" section shows details of the current usage.
If you run out of seats, the section will be red and show "Limit exceeded". You should either reduce your use of GitHub Advanced Security or purchase more seats. For more information, see "About billing for GitHub Advanced Security."

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Optionally, to see a detailed breakdown of usage per organization, in the left sidebar, click Billing.
In the "GitHub Advanced Security" section you can see the number of committers and unique committers for each organization.

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Optionally, click the name of an organization where you are an owner to display the security and analysis settings for the organization.

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On the "Security & analysis" settings page, scroll to the "GitHub Advanced Security repositories" section to see a detailed breakdown of usage by repository for this organization.
For more information, see "Managing security and analysis settings for your organization."

