AWS Certified Advanced Networking - Specialty: IPSec Tunnel for On-Premises Connectivity | Exam Answer

Secure Connectivity Solution: IPSec Tunnel for On-Premises Communication | AWS Certified Advanced Networking - Specialty

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Question

You are designing a connectivity solution between on-premises infrastructure and Amazon VPC.

Your server's on-premises will be communicating with your VPC instances.

You will be establishing IPSec tunnels over the internet.

You will be using VPN gateways and terminating the IPsec tunnels on AWS-supported customer gateways.

Which of the following objectives would you achieve by implementing an IPSec tunnel as outlined above? Choose 4 answers form the options below.

Answers

Explanations

Click on the arrows to vote for the correct answer

A. B. C. D. E. F.

Answer - C,D,E and F.

The below link provides an article on the general working of an IPSec tunnel which outlines the advantages of an IPSec tunnel which includes.

http://www.firewall.cx/networking-topics/protocols/870-ipsec-modes.html

1) Data encryption across the Internet.

2) Protection of data in transit over the Internet.

3) Peer identity authentication between source and destination( in aws that is theVPN gateway and customer gateway )

4) Data integrity protection across the Internet.

When connecting an on-premises infrastructure to Amazon VPC, using an IPSec tunnel over the internet with VPN gateways and AWS-supported customer gateways can achieve the following objectives:

A. End-to-end protection of data in transit: IPSec tunnel provides end-to-end protection of data in transit between on-premises infrastructure and Amazon VPC. This ensures that data is protected from interception, modification, and replay attacks during transmission.

B. End-to-end identity authentication: With an IPSec tunnel, both the VPN gateway and customer gateway authenticate each other's identities to ensure that only authorized devices are communicating. This ensures that data is only exchanged between trusted devices.

C. Data encryption across the Internet: IPSec tunnel encrypts data before transmitting it over the internet. This ensures that data is protected from unauthorized access and interception during transmission.

D. Protection of data in transit over the Internet: IPSec tunnel provides protection to data during transmission over the internet by providing confidentiality, integrity, and authenticity.

E. Peer identity authentication between VPN gateway and customer gateway: Both the VPN gateway and customer gateway authenticate each other's identities to ensure that only authorized devices are communicating.

F. Data integrity protection across the Internet: IPSec tunnel provides protection against data tampering by providing data integrity protection, ensuring that data is not altered during transmission over the internet.

In summary, by implementing an IPSec tunnel between on-premises infrastructure and Amazon VPC, organizations can achieve multiple security objectives, including end-to-end protection of data in transit, identity authentication, data encryption, data integrity protection, and protection of data in transit over the internet.