said to be "infected". b) Worm A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers.[1] Often, it uses a computer network to spread itself, relying on security failures on the target computer to access it. Unlike a computer virus, it does not need to attach itself to an existing program.[2] Worms almost always cause at least some harm to the network, even if only by consuming bandwidth, whereas viruses almost always corrupt or modify
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------------------------------------------------- Computer Viruses are a major threat to business information systems April 23, 2013 Computer Viruses are a major threat to business information systems Computer viruses are programs that infect your system and multiply. Viruses have many symptoms: some can simply slow down your computer whilst others can have more severe effects like moving documents and/or deletion of documents or programs. No matter the severity of the virus and its symptoms
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A Stealth virus is one that when activated hides the modifications made to files or boot sectors are infected. Polymorphic viruses, their values of programming are changed sequentially each time are autoencriptan, so that their chains are not the same. The polymorphic virus produces multiple but different copies of itself, maintaining its operational microcode viral. Viruses are small programs, set intentionally designed to
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organization loses its record of transactions and/or its ability to deliver value to its customers. Page 42 Principles of Information Security 3. Both general and It management 4. It has created more and the reason why is it is much easier to spread viruses, worms, etc. now that the can get from system to system without having to attach to a physical disc. 5. Information extortion occurs when an attacker or trusted insider steals information from a computer system and demands compensation for its return
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1. Both general management and IT management are responsible for implementing information security that protects the organization's ability to function. Management is responsible for implementing information security to protect the ability of the organization to function. They must set policy and operate the organization in a manner that complies with the laws that govern the use of technology. Technology alone cannot solve information security issues. Management must make policy choices and enforce
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2. Bill has two networks that he can choose from, Peer to Peer network (P2P) or Client Server Network. Peer to Peer network is a decentralized network, consist of up to 10 computers plugged into a central device called a hub or switch. In a P2P network, the user is the administrator of the computer, the administrator can host and share different computer devices such as scanners or printers with other computers in the network. This process requires to log on through a local account that authenticates
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Center (MSRC) to categorize the variety of issues we examine every day. An unintended flaw in software code or a system that leaves it open to the potential for exploitation in the form of unauthorized access or malicious behavior such as viruses, worms, Trojan horses and other forms of malware. Also referred to as security exploits, security vulnerabilities can result from software bugs, weak passwords or software that’s already been infected by a computer virus or script code injection, and these
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includes computer viruses, computer worms, Trojan horses, most rootkits, spyware, dishonest adware and other malicious or unwanted software, including true viruses. Viruses are sometimes confused with worms and Trojan horses, which are technically different. A worm can exploit security vulnerabilities to spread itself automatically to other computers through networks, while a Trojan horse is a program that appears harmless but hides malicious functions. Worms and Trojan horses, like viruses, may harm a
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9. Skilled hackers have a goal, can make their own backdoor programs and know what they are looking for, whereas unskilled rely on programs that they find on line and don’t know how to cover their tracks. 10. Viruses, worms, Trojan Horses, DOS attacks, logic bombs and back doors. Worms don’t require a host to replicate and uses flaws
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they provide their computer user name and password. Data Threat and/or Cybercrime that played a key role in the data exposure: * Phishing, Social engineering, Spyware/Adware, Uniform resource locator (URL) injectors and browser redirectors, and Viruses. Who or what the exposure affected: * Organizations that process and store sensitive data, such as government agencies, corporations, e-commerce Web sites, infrastructure organizations, like oil and gas producers and transporters, medical providers
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