AWS Security Blog
Tag: Network Perimeter
Get the full benefits of IMDSv2 and disable IMDSv1 across your AWS infrastructure
The Amazon Elastic Compute Cloud (Amazon EC2) Instance Metadata Service (IMDS) helps customers build secure and scalable applications. IMDS solves a security challenge for cloud users by providing access to temporary and frequently-rotated credentials, and by removing the need to hardcode or distribute sensitive credentials to instances manually or programmatically. The Instance Metadata Service Version 2 (IMDSv2) […]
How to use policies to restrict where EC2 instance credentials can be used from
January 13, 2025: This post was updated to state the limitations of AWS service permissions with VPC endpoints. April 5, 2023: A fix has been added to the Service Control Policy examples to allow EC2 instances to mount encrypted EBS volumes. March 7, 2023: We’ve added language clarifying the requirement around using VPC Endpoints, and […]