Computer Security
Over the last several years, cyber attacks have been continually rising. This is in response to emerging threats from nations such as China who are increasing their attacks on government and military installations. According to James Clapper (the Director of National Intelligence) these threats have become so severe that they are surpassing terrorism as the greatest challenge facing the nation. To fully understand what is occurring requires focusing on a recent attack and the underlying effects. Together, these elements will highlight the scope of the threats on government and military information systems. (Hosenball, 2013)
In early September 2012, the White House was the target of a cyber phishing attack. This is when hackers sent a fictitious email (which looked official) to this location. One of the staffers made a critical mistake in opening it. This infected a variety of computer networks and gave them access to some of the most sensitive information on their unsecured servers. Commenting about what was happening is Anup Ghosh ( the founder and CEO of security...
This particular instance was significant as the attackers used a generic approach instead of a site specific or application specific exploitation by devising tools that used the web search engines to identify ASP applications that are vulnerable. SQL injection attack was used to propagate the malicious code that exploited zero day vulnerability in Microsoft Internet explorer last year. [Symantec, (2009 ) pg. (47)] the aim of the attackers employing
Computer Security: Corporate Security Documentation Suitable for a Large Corporation Item (I) in-Depth Defense Measures (II) Firewall Design (III) Intrusion Detection System (IV) Operating System Security (V) Database Security (VI) Corporate Contingency of Operation (VII) Corporate Disaster Recovery Plan (VIII) Team Members and Roles of Each (IX) Timeline with Goal Description (X) Data Schema (XI) Graphical Interface Design (XII) Testing Plan (XIII) Support Plan (XIV) Schematics Computer Security: Corporate Security Documentation Suitable for a Large Corporation (I) In-Depth Defense Measures Information Technology (IT) Acceptable Use Policy The intentions of
Computer Vulnerabilities Computer Security Vulnerabilities The extent of the problem This is not a small issue. The book "Analyzing Computer Security" lays out the following scenario: "First, 20 million U.S. smart phones stop working. Next follow outages in wireline telephone service, problems with air traffic control, disruptions to the New York Stock Exchange, and eventually severe loss of power on America's East Coast" (Pfleeger & Pfleeger, 2011, 3). The authors are talking about
The public-key cryptography approach also creates a more efficient means of cryptographic security by ensuring RSA-compliant encryption and decryption throughout the secured network (Sarkar, Maitra, 2010). As a result the use of public-key cryptography hardens and makes more secure each connection and node on a network (Chevalier, Rusinowitch, 2010). C3. What will help you trust a public-key that belongs to an unfamiliar person or Web site, and why does it
Computer Security In the past few years, viruses like "I Love You" and "SoBig" have generated much publicity and apprehension and highlighted problems of computer security. In the last month alone, experts estimate that 52 new viruses have spread through computer networks. In addition, the growing incidence of identity theft also illustrates the growing sophistication of hackers and their tools. This paper examines the main problems related to keeping the information on
Information Technology Security Over the last several years, the Internet has evolved to the point that it is a part of any organizations activities. As both governments and businesses are using this new technology, to store as well as retrieve significant amounts of information. However, this heavy reliance on various IT related protocols are having adverse effects on these organizations. As they are facing increasing amounts of threats from cyber
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