IT Security and Audit — Summer 2024

Differenatiate substitution techniques and transposition techniques.

Describe Rail-Fence cipher algorithm with an example.

Explain Mathematical and Side-channel attacks in detail.

Differenatiate Block cipher and Stream cipher.

Explain sub bytes in AES algorithm.

Explain four different stages of AES structure.

Explain hoe DES algorithm observes Fiestel structure. Explain key generation and use of S-box in DES algorithm.

What do you mean by Confidentiality, Integrity and Availability.

What is web security? How can we achieve web security?

Explain the Transport Layer security in detail.

What are some key regulations that organization should consider when conducting a security audit?

List out the types of security Audit.

What are some common techniques used during Security audits?

Explain Cipher feedback mode of DES operation.

What are the weakness of ECB mode?

Explain RSA algorithm with suitable example.

How encryption is done using triple DES with two keys.

Discuss the Man in Middle attack.

Which principles should be keep in mind during the firewall design?

Explain Public key cryptosystems with applications.

Explain required property of Hash code.

Explain SHA algorithm in detail.

Explain counter mode of DES operation.

Write a short note on SSL.

Perform Encryption and Decryption using RSA algorithm for this: p=3; q=13; e=5; M=10. -------1