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S3 buckets should be using Transfer Acceleration feature to increase the speed (up to 500%) of data transfers in and out of Amazon S3 using AWS edge network.

Risk Level



Operational Maturity, Security

Compliance Standards



Using Console

Sure, here are the step-by-step instructions to remediate the misconfiguration in AWS:

  1. Log in to your AWS Management Console.
  2. Navigate to the S3 service.
  3. Select the bucket that you want to remediate.
  4. Click on the Properties tab.
  5. Scroll down to the Transfer Acceleration section.
  6. Click on the Edit button.
  7. Select the Enable Transfer Acceleration option.
  8. Click on Save changes.

That’s it! You have now enabled Transfer Acceleration for your S3 bucket. This will ensure that data transfer to and from your bucket is faster and more reliable.

Using CLI

To remediate the misconfiguration “S3 Buckets Should Use Transfer Acceleration” for AWS using AWS CLI, you can follow the below steps:

  1. Open the AWS CLI on your local machine.

  2. Run the following command to enable transfer acceleration on an S3 bucket:

aws s3api put-bucket-accelerate-configuration --bucket BUCKET_NAME --accelerate-configuration Status=Enabled

Replace BUCKET_NAME with the name of the S3 bucket that you want to enable transfer acceleration for.

  1. Verify that transfer acceleration is enabled for the S3 bucket by running the following command:
aws s3api get-bucket-accelerate-configuration --bucket BUCKET_NAME

This command will return the current status of transfer acceleration for the specified S3 bucket.

  1. Repeat steps 2-3 for any other S3 buckets that need transfer acceleration enabled.

By following these steps, you can remediate the misconfiguration “S3 Buckets Should Use Transfer Acceleration” for AWS using AWS CLI.

Using Python

To remediate the misconfiguration of not using transfer acceleration for S3 Buckets in AWS using Python, you can follow these steps:

  1. Import the necessary AWS SDK libraries: boto3 and botocore.
import boto3
from botocore.exceptions import ClientError
  1. Create a boto3 S3 client object.
s3 = boto3.client('s3')
  1. Get a list of all S3 buckets in your AWS account.
bucket_list = s3.list_buckets()
  1. Iterate through the list of buckets and enable transfer acceleration for each bucket.
for bucket in bucket_list['Buckets']:
    bucket_name = bucket['Name']
        response = s3.put_bucket_accelerate_configuration(
                'Status': 'Enabled'
        print(f"Transfer acceleration enabled for bucket: {bucket_name}")
    except ClientError as e:
        if e.response['Error']['Code'] == 'NoSuchBucket':
            print(f"Bucket {bucket_name} does not exist.")
            print(f"Error enabling transfer acceleration for bucket {bucket_name}: {e}")
  1. Save the Python script and run it to enable transfer acceleration for all S3 buckets in your AWS account.

Note: You must have appropriate AWS credentials configured in your environment to access your AWS account and make changes to S3 buckets.

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