harbor/docs/harbor-doc-reorg/administration/vulnerability_scanning/schedule_scans.md

# Schedule Scans

You can set policies to control when vulnerability scanning should run.

1. Log in to the Harbor interface with an account that has Harbor system administrator privileges.
1. Expand **Administration**, and select **Interrogation Services**. 
1. Select the **Vulnerability** tab and click the **Edit** button next to **Schedule to scan all**.  
1. Use the drop down-menu to select how often to run scans.

   ![browse project](../../img/scan_policy.png)
   
   * **None**: No scans are scheduled.
   * **Hourly**: Run a scan at the beginning of every hour.
   * **Daily**: Run a scan at midnight every day.
   * **Weekly**: Run a scan at midnight every Saturday.
   * **Custom**: Run a scan according to a `cron` job.
1. Click **Save**.