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Alibaba Cloud OSS Object Storage Tutorial on Creating a New Bucket and Setting RAM Policy

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Posted on 2025-4-8 15:24:42 | | | |
Requirements: Use Alibaba Cloud OSS object storage, create a standard bucket to store files, and create a new RAM policy to allow access to only the bucket through the key call interface.

Create a new OSS bucket

First, open the OSS Control Panel at the address:The hyperlink login is visible., directly create a new bucket, customize the name (for example: itsvse-uat), and leave the other options as default (or modify according to your actual situation). As shown below:



RAM configuration

Access Control RAM (Resource Access Management) is a service provided by Alibaba Cloud to manage user identities and resource access rights.

Open RAM Access Control, click on the right menu "Permission Policies", address:The hyperlink login is visible.to create a permission policy,Only access to the itsvse-uat bucket under OSS is allowed, as shown in the figure below:



Policy JSON configuration:

Create a new user and apply this policy as shown in the following figure:



Permission management is shown in the following figure:



Create an AccessKey access key and save itAccessKey ID、AccessKey Secret, as shown in the figure below:



Use Postman tests

Use Postman to call the OSS object store PutObject interface to upload the file.

OSS Object Store PutObject Interface Uploads File Documents:The hyperlink login is visible.
Include the V4 signature document in the Header (recommended):The hyperlink login is visible.

As shown below:



A response status code of 200 indicates a successful upload. You can log in to the Alibaba Cloud OSS console file list to view it, as shown in the following figure:



(End)




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Related Posts
 Landlord| Posted on 2025-4-8 15:25:24 |
AWS S3 Object Storage Creation Bucket and IAM Policy Setup tutorial
https://www.itsvse.com/thread-10985-1-1.html
 Landlord| Posted on 2025-4-10 09:22:45 |
First Strategy (itsvse-uat)       

The resource scope of the bucket itself       
Applicable operations Bucket-level operations (such as creating or deleting buckets)       
Contains object actions: No
Bucket operation included: Yes


Second Strategy (itsvse-uat/*)

All objects within the bucket
Object-level operations (e.g., uploading, downloading files)
Contains object actions: Yes
Bucket operation included: No

So, just keep the second one, as follows:



 Landlord| Posted on 2025-4-14 08:46:57 |
.NET/C# Alibaba Cloud includes the V4 signature algorithm in the Header
https://www.itsvse.com/thread-10988-1-1.html
 Landlord| Posted on 2025-6-20 11:54:49 |
More granular controls, only uploads and downloads are allowed, down to the folder level


 Landlord| Posted on 2025-8-29 09:06:13 |
OSS Common Management Tools:The hyperlink login is visible.

ossbrowser 2.0

Graphical management tools. OSSbrowser 2.0 is an upgraded version of the old OSSbrowser and supports most of its functions.

Address:The hyperlink login is visible.

The test is as follows:

 Landlord| Posted on 2025-8-29 09:15:02 |
OSS RAM Policy Editor:The hyperlink login is visible.

Reference:The hyperlink login is visible.
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