Definition of Worms and Viruses
Worms and Viruses are self-replicating computer programs. A virus attaches itself to, and becomes part of, another executable program; however, a worm is self-contained and does not need to be part of another program to propagate itself. They are often designed to exploit the file transmission capabilities found on many computers. The main difference between a computer virus and a worm is that a virus cannot propagate by itself whereas worms can.
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Worms and Viruses
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Crouching Powerpoint - Hidden Trojan
A step-by-step whitepaper on how to control the value and distribution of information; deny, deceive, and destroy attackers; cultural differences of attacks; and how to defend against the dark arts.
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Emerging Cyber Threats Report for 2008
Continuing an existing trend, new cyber threats to emerge in 2008 will continue to seek financial gain over personal glory. The ability to monetize Internet victims has lured powerful organized crime syndicates to the online environment and will continue to drive commerce in exploit techniques and vulnerabilities. Emerging threats to Web 2.0, client browsers and mobile devices will be increasingly intertwined. And the rapid rate of application development for these mediums has outpaced information security technology so far. While the emphasis on functionality over security may not change in 2008, GTISC expects collaboration between the security industry, carriers, ISPs, application developers and Internet users to begin closing the security gap.
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A Look Forward: McAfee 2008 Threat Predictions
At the close of the year, it's customary for the McAfee Avert: Labs research team to dust off the crystal ball and peer into the future. To give you some perspective, let's take a look at 2007, which was a record-breaker: McAfee recorded more than 100,000 new viruses and Trojans, a nearly 50 percent increase in the number of threats ever recorded.
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Old Threats Never Die
Internet threats come in many shapes and sizes, but generally the largest and most visible threats are those that exploit vulnerabilities and weaknesses over a network. With literally thousands of unique software vulnerabilities meeting these criteria each year, it is important to understand the lifecycle of a typical threat.
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Proactive Protection: a Panacea for Viruses?
The antivirus industry has responded by coming up with a number of new approaches to protecting IT infrastructures - to name a few, these include proactive technologies, emergency updates during outbreaks, significantly more frequent antivirus database updates, etc. This paper is the first in a series of articles that will provide more information on the newest technologies used by antivirus companies and help users to judge the effectiveness of these technologies more objectively. In this article, we will focus on proactive technologies.
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Malicious Code - What Should We Do?
This paper will provide information and avenues for the developer of software products as well as the user of the software products to gain confidence that a software package is not likely to contain malicious code and have a minimal risk of potential vulnerabilities in a software package.
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A Thesis Of The Nature Of Adware In Practice
In doing a favor for a friend, I booted up his pc. He'd complained that not only was he was having trouble navigating any of his programs, but that I could just forget any Internet access; Internet Explorer refused load his default web page in any event. It took 10 minutes from login to complete desktop resolution as all of the adware added to his computer rose like so much backed up electronic bile into RAM, as well as all over his screen in the form of pop-up windows, many of them blank.
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Malicious Codes in Depth
Malicious code refers to a broad category of software threats to your network and systems. Perhaps the most sophisticated types of threats to computer systems are presented by malicious codes that exploit vulnerabilities in computer systems. Any code which modifies or destroys data, steals data , allows unauthorized access Exploits or damage a system, and does something that user did not intend to do, is called malicious code. This paper will briefly introduce you to the various types of malicious code you will encounter, including Viruses, Trojan horses, Logic bombs and Worms.
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Fighting EPO Viruses
This short article describes the so-called Entry-Point Obscuring (EPO) virus coding technique, primarily through a direct analysis of the Win32.CTX.Phage virus. The reader should know the basics of IA-32 assembly and the main elements of the Portable Executable (PE) file structure to fully understand this article.
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A Brief Introduction to UNIX SHELL Virus
This program is of little practical significance, but it is helpful to visually understand the virus spread mechanism. Therefore, its instructive significance is more important than the practical one.
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