Jain works as a professional Ethical Hacker.

Jain works as a professional Ethical Hacker. He has been assigned the project of testing the security of testing the security of www.abc.com. Jain notices that the ABC network is vulnerable to a man-in-the-middle attack since the key exchange process of the cryptographic algorithm it is using does not authenticate participants.

Which of the following cryptographic algorithms is being used by the ABC server?