Subject: Computer and Information Security Course: M.Sc. Tech ITM Duration: 90 Minutes Max. Marks: 50 1. Briefly explain - a. classification of crypt analysis attack. B. DES algorithm in detail (10+10 =20 Marks) 2. Explain RC4 algorithm. Encrypt the Message “HI” using RC4 algorithm‚ with four states and 2 bit key values are [2‚5] ASCII value for H – 1001000I – 1001001 (5+5=10 Marks) 3. a. Find the plaintext from the ciphertext using cesar
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INFORMATION SYSTEMS AND SECURITY AUDIT 1. Define the following terms: (6 Marks) -Integrity In information security‚ integrity means that data cannot be modified undetectably. This is not the same thing as referential integrity in databases‚ although it can be viewed as a special case of Consistency as understood in the classic ACID model of transaction processing. Integrity is violated when a message is actively modified in transit. Information security systems typically provide message integrity
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Information Security Research Paper Option 3) Pick one of the topics we talked about (i.e. physical security‚ encryption‚ biometrics‚ user training‚ etc.) and write a comprehensive study and analysis of this topic. Include at least some information not only on current applications of the technology‚ but also historical uses and as much information as you can gather about what direction this particular segment of information security is headed towards in the near future. The purpose of this
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CB Hart Law Firm: An Information Security Report November 2011 Business Information Systems Salford Business School TABLE OF CONTENTS: INTRODUCTION pages number 1. MAIN CONTENT 1.1. Information security from business perspective 2-4 1.2. Value of information 4 1.3. Information security threats and risks: 4-5 1.3.1.Theft 5-6 1.3.2.Fraud 6 1.3.3.Malicious damage 6 1.3.4.Incompetence and mistakes 7 1.3.5. Accidents and disasters 7
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each question completely. This information is from Chapter 1 in your textbook. Submit your completed file through the ASGN_C1 assignment in Blackboard. For information on how to submit assignments‚ refer to SUBMITTING ASSIGNMENTS IN BLACKBOARD located in Course Materials. 1. What is the difference between a threat agent and a threat? A threat is a general term used to describe a category of items that present a risk in jeopardizing the safety of an asset. A threat agent is a more specific term
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In our prison environments‚ there are many kinds of threats to inmate and officer safety daily. Bart ollas (2002) notes that order is a “dynamic social equilibrium”‚ and is the basis for violence or non-violence in the prisons‚ depending on how well it is maintained. The correctional system in our country contains within the walls‚ connected to our streets‚ many gangs. These groups‚ known as Security Threat Groups (STG’s) are usually operated on a racial bias‚ and are active in our Federal Bureau
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In a general sense “security” is _______. A. protection from only direct actions B. using reverse attack vectors (RAV) for protection C. only available on hardened computers and systems D. the necessary steps to protect a person or property from harm *** 3. _____ ensures that only authorized parties can view the information. A. Confidentiality*** B. Availability C. Integrity D. Authorization 4. Each of the following is a successive layer in which information security is achieved except
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A ____ is a shared electrical or optical channel that connects two or more devices. Selected Answer: bus Correct Answer: bus Question 2 1 out of 1 points 2. The ____ carries commands‚ command responses‚ status codes‚ and similar messages. Selected Answer: control bus Correct Answer: control bus Question 3 1 out of 1 points 3. The ____ governs the format‚ content‚ and timing of data‚ memory addresses‚ and control messages sent across the bus
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Policies of Information Security Computer networks have allowed activity that none dreamed possible hundreds of years ago; however‚ millions of attempts to compromise the security of computer systems are made on a daily basis. Knowing and using the 12 principles of information security allows security professionals to mitigate most threats to data security. By understanding the different types of security policies‚ effective policies can be put into place that ensure better information security. What
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Information and Communication Security ISIT201/MTS9201/MCS9301 ISIT201/MTS9201/MCS9301 Copyright Notice COMMONWEALTH OF AUSTRALIA Copyright Regulations 1969 WARNING This material has been reproduced and communicated to you by or on behalf of the University of Wollongong pursuant or on behalf of the University of Wollongong pursuant to Part VB of the Copyright Act 1968 (the Act). The material in this communication may be subject to copyright under the Act. Any further reproduction or
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