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Question :
(a) Distinguish between authorization and authentication.
(b) SSO (Single Sign On) implies a user logs in once and can access resources for a defined period of time without having to provide username and password again. Describe how Kerberos provides Single Sign On.
(c) What type of cipher relies upon changing the location of characters within a message to achieve confidentiality?
(d) Give two examples of modern block cipher other than DES.
(e) SNMP is a protocol for managing networks. For each message, a secure digest is formed from a shared secret and the message. What security functions does this digest provide?
(f) Provide example of a digital certificate format that is commonly used.
Question : (a) "Pulse Code Modulation (PCM), as used in telephony, samples a signal at 8 kHz using 256 quantization levels". Outline how this scheme works with the help of ske
Question: (a) Consider that you enter the given URL in the address bar of a popular web client and that both the client and server accepts HTTP version 1.1. i. What can be t
I am ryan, i am looking for data security and network assignment help, Do you have experts in data security?
Problem: (a) What is the minimum length of a password that could be considered to be "strong" in the context of today's computing power? (b) The security of a PIN system,
The world has to deal with newly released vulnerabilities on a daily basis. These vulnerabilities eventually lead to active exploits of systems, and it is our job as cyber securit
Question : (a) How does a 2-key rollover differ from the N-key rollover? (b) Why is isolation so important in interfacing? (c) Explain what is software debouncing.
Question: Quality management standards are seen as a major pillar supporting the drive for continuous quality improvement through TQM. (a) What do you meant by the term ‘Qua
What is Authentication/confirmation? How it is different from the Authorization/approval? Explain in brief different authentication protocols along with their merits and demerit
(a) Consider the subsequent authentication options: A. Using password. B. Using pin and fingerprint Which option A or B provides stronger security and why? (b) Give
how to encryt the data in plaintext cipher
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