Accessing Google Cloud Storage bucket with WinSCP

With WinSCP you can easily upload and manage files on your Google Cloud Storage bucket using S3 protocol.

Before starting you should:

First you need to generate your access keys, if you do not have them yet:

  • Go to Storage service of your project on the Google Cloud Platform;
  • There, go to Settings > Interoperability;
  • Check the Request endpoint. It should be
  • Go to Access keys for service accounts or Access keys for your user account to add or manage your accesskeys.
  • Go to Default project for interoperable access and select your project the default project.

Finally, start WinSCP. Login dialog will appear. On the dialog:

  • Make sure New site node is selected.
  • On the New site node, select the S3 protocol.
  • Enter the hostname of your request endpoint to the Host name box. Typically it is
  • Enter your access keys to the Access key ID and Secret access key boxes.
  • Save your site settings using the Save button.
  • Login using the Login button.

Further reading

Last modified: by martin