# Revoke Sub-User's Access Key

## Prerequisite

* The project's wallet balance must be greater than 0 ([see how to top up a project's wallet](https://docs-epc.gitbook.io/ncs-documents/ncs-documents-en/nipa-cloud-space-overview/billing-and-wallet/topup-a-project-wallet)).
* An Object Storage sub-user must exist in the project ([see how to create an Object Storage sub-user](https://docs-epc.gitbook.io/ncs-documents/ncs-documents-en/storage/object-storage-s3/create-an-object-storage-sub-user)).

## Instructions

### 1. **Enter the Project**

Select a project from the Projects Management page to go to its Project Detail page.

<figure><img src="https://content.gitbook.com/content/4csDFrNQz0Q4tDnx3xyT/blobs/XnMrnk1zO8rIQUUIg3GD/project-detail.png" alt=""><figcaption><p>Project Detail Page</p></figcaption></figure>

### 2. **Go to the Object Storage - Sub-User Page**

Select the **Sub-Users** menu under the **OBJECT STORAGE** group to go to the sub-users page.

<figure><img src="https://content.gitbook.com/content/4csDFrNQz0Q4tDnx3xyT/blobs/rtG8thiXnCdw8E03j7h4/screenbud-1943e916-1a6e-4b72-80c1-bb5272d6b471.png" alt=""><figcaption><p>Sub-Users Page</p></figcaption></figure>

### 3. **Revoke the Sub-User's Access Key**

* Click the dropdown arrow to expand the access key list for the desired sub-user.
* Click the **REVOKE** button next to the specific access key you want to disable.
* On the "Revoke Access Key" confirmation screen, click the **REVOKE** button again to confirm.

![](https://content.gitbook.com/content/4csDFrNQz0Q4tDnx3xyT/blobs/IZIzQsKBDZ1UfYCbZUDD/screenbud-9e84eb2a-fc57-498a-9f0d-06ac2f417306.png)![](https://content.gitbook.com/content/4csDFrNQz0Q4tDnx3xyT/blobs/Ow1ilKR5DFYhvMmoHnwh/screenbud-7c69eb2c-5c03-4fe5-b565-eb41a6c226c9%20\(1\).png)