Amazon Web Services SCS-C02 Exam With Confidence Using Practice Dumps

Restrict Access Using S3 Bucket Policy:

Use theaws:SourceVpccondition key in the S3 bucket policy to ensure that requests are only allowed from the specified VPC ID.

Example Bucket Policy:

The following bucket policy ensures requests originate from the same VPC:

{

"Version": "2012-10-17",

"Statement": [

{

"Effect": "Allow",

"Principal": "*",

"Action": "s3:*",

"Resource": [

"arn:aws:s3:::example-bucket",

"arn:aws:s3:::example-bucket/*"

],

"Condition": {

"StringEquals": {

"aws:SourceVpc": "vpc-xxxxxxxx"

}

}

}

]

}

Advantages:

Prevents misuse of credentials in unauthorized VPCs.

Adds an additional layer of security by limiting S3 access to specific VPCs.

Test and Validate:

Verify that only requests from the allowed VPC can access the S3 bucket.

AWS S3 Bucket Policy Conditions

AWS Condition Keys for S3

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