Sage-Tips

Can I restrict the access of IAM users to specific EC2 resources?

Most essential Amazon EC2 actions don’t support resource-level permissions or conditions, and isolating IAM users or groups of user’s access to Amazon EC2 resources by any criteria other than AWS Region doesn’t fit most use cases.

How do I restrict access to EC2 instance?

To restrict users’ access to launch EC2 instances using tagged AMIs, create an AMI from an existing instance—or use an existing AMI—and then add a tag to the AMI.

How do I give access to EC2 instance for IAM user?

Open the IAM console at https://console.aws.amazon.com/iam/ .

1. In the navigation pane, choose Roles, Create role.
2. On the Select role type page, choose EC2 and the EC2 use case.
3. On the Attach permissions policy page, select an AWS managed policy that grants your instances access to the resources that they need.

What privilege is specific to AWS root account and Cannot be granted to another IAM user?

All AWS users have security credentials. The credentials of the account owner allow full access to all resources in the account. You cannot use IAM policies to explicitly deny the root user access to resources. You can only use an AWS Organizations service control policy (SCP) to limit the permissions of the root user.

How do I restrict IAM user for specific region?

How to restrict users to access AWS services in a specific region: AWS Articles

1. Open the IAM service from your AWS dashboard and select Policies.
2. Click on the “Create Policy” option.

Can you restrict AWS users to a specific region?

Not initially. Users are global entities, like an AWS Account is today. No region is required to be specified when defining user permissions. users are able to use AWS services in any geographic region.

Can private Amis can be shared with other AWS accounts?

If you know the account IDs of the AWS accounts you want to share the AMI with, you can share the AMI by following the instructions at Sharing an AMI with Specific AWS Accounts. To copy the shared AMI, see Cross-Account AMI Copy. You can copy the AMI and then share it or launch it in a new Region.

Which IAM policy provides permissions to resolve issues with AWS?

You can grant permission to IAM users to access the AWS Support Center by attaching a managed policy to the IAM user, group, or role. Follow the instructions to use a managed policy as a permissions policy for an identity (AWS Management Console), and then choose the AWSSupportAccess policy.

What is the best practice when giving users permissions in IAM policies?

IAM Best Practices Overview

1. Enable multi-factor authentication (MFA) for privileged users.
2. Use Policy Conditions for Extra Security.
3. Remove Unnecessary Credentials.
4. Use AWS-Defined Policies to Assign Permissions Whenever Possible.
5. Use Groups to Assign Permissions to IAM Users.

How do I restrict users’ access to launch EC2 instances using Amis?

To restrict users’ access to launch EC2 instances using tagged AMIs, create an AMI from an existing instance—or use an existing AMI—and then add a tag to the AMI. Then, create a custom AWS Identity and Access Management (IAM) policy with a tag condition that restricts users’ permissions to launch only instances that use the tagged AMI.

Is it possible to isolate IAM users from Amazon EC2 resources?

Most essential Amazon EC2 actions don’t support resource-level permissions or conditions, and isolating IAM users or groups of user’s access to Amazon EC2 resources by any criteria other than AWS Region doesn’t fit most use cases. Instead, consider linking multiple different AWS accounts through AWS Organizations.

What is AWS Identity and access management (IAM)?

You can use features of Amazon EC2 and AWS Identity and Access Management (IAM) to allow other users, services, and applications to use your Amazon EC2 resources without sharing your security credentials.

How to isolate IAM user groups from multiple AWS accounts?

Instead, consider linking multiple different AWS accounts through AWS Organizations. Then, isolate the IAM user groups in their own accounts.