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(a) Which PKI (Public Key Infrastructure) model is typically favored by business organization?
(b) Give one possible use of the "extensions" field of an X.509 certificate.
(c) Users in a PKI can obtain digital certificates of users they want to communicate with. Which protocol is typically used to interact with the directory server to obtain certificate(s)?
(d) Calculate the RSA public and private keys given the values of p and q as follows: p = 17; q = 11. Show details of workings.
Choose e = 7
(e) What is meant by Certificate Revocation? When would a certificate have to be revoked?
(f) Alice and Bob are communicating.
i. Explain how Alice and Bob can communicate such that all their communication can be authenticated and can be verified for integrity.
Confidentiality is not required.
ii. Modify your answer such that now it also provides replay attack detection.
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IPV6 NEXT HEADER It is given in the figure below:
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TCP-RELIABLE TRANSPORT SERVICE INTRODUCTION: TCP is the major transport protocol architecture in the TCP/IP suite. It uses unreliable datagram function offered by IP whe
Q. Explain the random key distribution? The triple key management mechanisms ensure a better and complete security solution using the random key distribution mechanism. In this
Mapping between a hardware address and a protocol address is known Address Resolution. A router or host uses address resolution when it requires to transmit a packet to another dev
Why an organization need the issue specific security policy
This project involves the design and development of a simulation environment of many sensors tagging material/ machinery/equipment/etc in a warehouse site to help monitor and manag
UDP DATAGRAM FORMAT: It is given in the figure below:
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