Is it possible to change Amazon S3 response header `Server`?

From AWS S3, I can see that Server is set to AmazonS3.

I'm wondering if it's possible to change that to other name?

Thanks.

How do I add a response header?

Select the web site where you want to add the custom HTTP response header. In the web site pane, double-click HTTP Response Headers in the IIS section. In the actions pane, select Add. In the Name box, type the custom HTTP header name.

Can AWS ALB add custom header?

You can however add CloudFront as a CDN in front of it, that allows you to set custom headers, which will then be passed on to the ALB. Save this answer.

Is S3 ETag unique?

Files uploaded to Amazon S3 using the S3 multipart API will have unique ETag values depending on their contents and the chunk size used to upload the file.

Yes it is, please see these blogposts 1, 2.

https://nvisium.com/resources/blog/2017/08/10/lambda-edge-cloudfront-custom-headers.html http://lukaszielinski.de/blog/posts/2018/07/10/aws-how-to-change-s3-response-headers/