problem 1:

With an assumed instance, illustrate out how Hash function can be employed in cryptography.

problem 2:

Discuss how security features are provided in e-mail applications by using SMTP and MIME protocols.

problem 3:

Critically discuss the concept and operating principle of Kerberos 402.

problem 4:

Describe any two important features of the IP security in detail.

problem 5:

Examine the features, advantages and disadvantages of the Application level and circuit level gateways in detail.

problem 6:

Illustrate out the different ISO standards which are used in network security and cryptography.