If an organization no longer requires a previously authorized third-party application, owners can remove the application's access to the organization's resources.
Note: You must be an organization owner to manage third-party application access.
In the top right corner of GitHub, click your profile photo, then click Your profile.
On the left side of your profile page, under "Organizations", click the icon for your organization.
Under your organization name, click Settings.
In the Settings sidebar, click Third-party access.
Next to the application you'd like to disable, click .
- Click Deny access.