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Managing AWS Credentials on EC2 Instances

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Managing AWS Credentials on EC2 Instances

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Questions and Answers

What is a challenge when managing credentials for applications running on EC2 instances?

Using static credentials for all applications

Sharing credentials openly with all users on the same instance

Securely distributing credentials to each instance, especially those created by AWS (correct)

Automatically rotating credentials on instances

What method is recommended for retrieving session credentials for Amazon EC2 workloads?

Passing session tags for attribute-based access control (ABAC)

Retrieving session credentials using a specific method described below (correct)

Creating a new set of the same temporary role session credentials for each request

Using sts:AssumeRole to assume the same role associated with the instance

What error may occur if you try to assume a role without creating the required trust policy?

CredentialsError

TrustPolicyMissing error

AccessDenied error (correct)

AccessGranted error

When should role assumption calls using sts:AssumeRole be avoided?

When needing to assume the same role associated with the instance Signup and view all the answers

Why is it important to update credentials on each EC2 instance when rotating AWS credentials?

To maintain consistency in permissions across all instances Signup and view all the answers

What kind of strategy is suggested for managing credentials for applications that run on EC2 instances?

Securely distributing AWS credentials to each instance Signup and view all the answers

What is the purpose of using IAM roles in AWS?

To delegate permission for applications to make API requests without managing credentials. Signup and view all the answers

How are IAM roles specified for instances in AWS?

By specifying the role during instance launch or attachment. Signup and view all the answers

What type of permissions can be granted using IAM roles?

Specific API actions and resources for applications. Signup and view all the answers

When creating IAM roles, what kind of policies should be associated with them?

Policies that restrict access to only the required API calls. Signup and view all the answers

Can one attach multiple IAM roles to an instance in AWS?

No, only one IAM role can be attached per instance. Signup and view all the answers

What is the purpose of an instance profile in AWS?

To provide a container for an IAM role associated with an instance. Signup and view all the answers