Computer security (Also known as cybersecurity or IT Security) is information security as applied to computers and networks. The field covers all the processes and mechanisms by which computer-based equipment, information and services are protected from unintended or unauthorized access, change or destruction. Computer security also includes protection from unplanned events and natural disasters. One way to think of computer security is to reflect security as one of the main features Some of
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Home Computer Security -- Glossary Note: This is an historic document. We are no longer maintaining the content, but it may have value for research purposes. Pages linked to from the document may no longer be available.Home Computer Security Glossary | This section contains definitions of terms used throughout this booklet. Unless otherwise stated, the definitions come from the Webopedia Online Dictionary for Computer and Internet Terms. | ARPAnet | The precursor to the Internet, ARPAnet
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Name 4 Security Tips that the end user can implement. For this week`s task we have been asked to name four security tips that users can do themselves to help protect their computers. The four security tips that I have selected to discuss are; update Windows software, use strong passwords, run a virus scan on a schedule, and update virus definitions daily. Describe the goal of each security tip. Windows update should be run to make sure that your computer has the latest patches. These updates
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CSE 4482 Computer Security Management: Assessment and Forensics Introduction to Information Security Instructor: N. Vlajic, Fall 2010 Learning Objectives Upon completion of this material, you should be able to: • Define key terms and critical concepts of information security. List the key challenges of information security, and key protection layers. Describe the CNSS security model (McCumber Cube). Be able to differentiate between threats and attacks to information. Identify today’s
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Media has focused on computer security of big businesses and how they have been breached, yet individuals do not stop and think about their own personal computer safety. Information can be stolen or damaged, access of personal computers can be gained without permission, viruses and worms can enter creating problems for a user, and our computers may be susceptible to cyber-attacks from hackers. Yet most computer users are new to the technology or do not realize the dangers at hand. This is why users
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Introduction to Computer Security CSE 3482 Introduction to Information/Computer Security Instructor: N. Vlajic, Winter 2014 Learning Objectives Upon completion of this material, you should be able to: • Describe the key security requirements of confidentiality, integrity and availability (CIA). • Describe the CNSS security model (McCumber Cube). • Identify today’s most common threats and attacks against information. • Distinguish between different main categories of malware. Required
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SNIFFING What is Sniffing? * Sniffing is a technique for gaining access through Network-Based attack. * A sniffer is a program that gathers traffic from the local network, and is useful for attackers looking to swipe data as well as network administrator trying to troubleshoot problems. * Using sniffer, an attacker can read data passing by a given machine in real time or store the data. What does one sniff? A sniffer can grab anything sent across the LAN, Including
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PA r T O N e Foundations of Network Security Fundamentals of Network Security 2 Firewall Fundamentals 43 VPN Fundamentals 79 Network Security Threats and Issues 111 CHAPTer Fundamentals of Network Security 1 C OMPUTER NETWORK SECURITY is very complex. New threats from inside and outside networks appear constantly. Just as constantly, the security community is always developing new products and procedures to defend against threats of the past and unknowns of
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Threats to Computer Security Source: An Introduction to Computer Security: The NIST Handbook National Institute of Standards and Technology Technology Administration U.S. Department of Commerce Special Publication 800-12 Computer systems are vulnerable to many threats that can inflict various types of damage resulting in significant losses. This damage can range from errors harming database integrity to fires destroying entire computer centers. Losses can stem, for example, from the actions of supposedly
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Worry About? An Introduction to the Computer Security Problem Donald L. Brinkley and Roger R. Schell This essay provides an overview of the vulnerabilities and threats to information security in computer systems. It begins with a historical presentation of past experiences with vulnerabilities in communication security along with present and future computer security experiences. The historical perspective demonstrates that misplaced confidence in the security of a system is worse than having no
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