A Company Plans to Stop Using Amazon EC2 Key Pairs

question 419

Multiple Choice

A company plans to stop using Amazon EC2 key pairs for SSH access, and instead plans to use AWS Systems Manager Session Manager. To further enhance security, access to Session Manager must take place over a private network only. Which combinations of actions will accomplish this? (Choose two.)

• A) Allow inbound access to TCP port 22 in all associated EC2 security groups from the VPC CIDR range.
• B) Attach an IAM policy with the necessary Systems Manager permissions to the existing IAM instance profile.
• C) Create a VPC endpoint for Systems Manager in the desired Region.
• D) Deploy a new EC2 instance that will act as a bastion host to the rest of the EC2 instance fleet.
• E) Remove any default routes in the associated route tables.

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Definitions:

Neuropeptide

One of a group of peptides produced in neural tissue that function as signaling molecules; many are neurotransmitters.

Prostaglandin

A collection of lipid molecules that exhibit varying hormone-like functions across animal species.

Hormones

Hormones are chemical messengers produced by glands in the body that regulate physiological processes by signaling to distant organs and tissues.

Chemical Messengers

Molecules that transmit signals from one cell to another, often hormones or neurotransmitters.