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Torch Object Storage

Accessing TOS with third-party tools

Managing TOS resources with S3 Browser

This topic describes how to manage TOS resources with S3 Browser.

Background information

S3 Browser is a free Windows client for Amazon S3. TOS is compatible with the S3 protocol, so you can manage your TOS resources using S3 Browser.

For more information on S3 Browser, visit the official website.

Prerequisites

You have created a Volcano Engine account and activated TOS. For instructions, see Activate TOS.

You have obtained the access key ID and secret access key of the current account.

For more information on S3 endpoints for public network access, see Regions and endpoints.

Installing and configuring S3 Browser

tip

This section describes how to install and configure S3 Browser 10.3.1.

Open the software and select Accounts > Add new account in the upper-left corner of the interface.

Parameter	Description
Display name	Enter the account name.
Account type	Select S3 Compatible Storage.
REST Endpoint	Enter the S3 endpoint for TOS, for example, tos-s3-cn-beijing.volces.com. For more information on TOS endpoints, see Regions and endpoints.
Access Key ID	Enter the access key ID.
Secret Access Key	Enter the secret access key.
Encrypt Access Keys with a password	Use the default value.
Use secure transfer (SSL/TLS)	Use the default value.

Click Advanced S3-compatible storage settings at the bottom. In the pop-up dialog box, set the following parameters.

Parameter	Description
Signature version	Select Signature V4.
Addressing model	Select Virtual hosted style.
Override storage regions	Use the default value.
Region-specific endpoint (optional)	Use the default value.

tip

If your key has the ListBuckets permission, you can see a list of buckets under the account.

Common operations

Uploading files

To upload one or more files, click Files > Upload file(s) at the top of the interface.

To upload one or more folders, click Files > Upload folder(s) at the top of the interface.

Downloading files

To download a file or folder, select it, click Files > Download at the top of the interface, and then select the download path.

Renaming files

To rename a file, select it, and click Files > Rename at the top of the interface.

Adding an external bucket

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You may need to add an external bucket in the following scenarios:

Account A owns BucketA and grants account B access to it, and account B needs to access BucketA in S3 Browser.

Account A grants IAM user B access to BucketA only, and IAM user B needs to access BucketA in S3 Browser.

Add an external bucket using S3 Browser in the following steps.

In the pop-up dialog box, type the path of the external bucket and click Add External bucket.

Last updated: 2025.11.18 14:49:33