what is the main difference between virus and worm malware?
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The primary difference between a virus and a worm is that viruses must be triggered by the activation of their host; whereas worms are stand-alone malicious programs that can self-replicate and propagate independently as soon as they have breached the system.
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A worm can replicate itself, while a virus requires a host for distribution. A worm is restricted to one system, while a virus can spread from system to system.
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Trojan horse spreads only when one invites this program onto a system. It can spread instantly if you download running files from internet or open email attachment. Worm on the other hand is: A kind of program that can easily replicate itself easily from one system to another without any aid of a host file.
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Not all of them are viruses. Most of them are just softwares of user's interest. ... A virus too can be in the form of an exe file too. It is even possible that the exe file is of a nice software, but a virus is contained in an attached file.
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Spam is just unwanted email. ... A virus is a malicious piece of code that is designed to infiltrate your computer via an infected email attachment or by getting you to run a program you downloaded from the web.
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Let's start with the differences between "viruses" and "malware." Viruses are a specific type of malware (designed to replicate and spread), while malware is a broad term used to describe all sorts of unwanted or malicious code. Malware can include viruses, spyware, adware, nagware, trojans, worms, and more.
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Worms use Computer Networks to spread itself while Viruses spread to different systems through executable files. ... Worms are independent files that exist within the memory of an infected computer, whereas, Virus are executable files or attach themselves to other executable files to operate.
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Malware is a word used to describe any type of malicious software. It encompasses all terms used for this type of software to include, viruses, ransomware, Trojans, adware, spyware, etc. Phishing is the use of technology to lure victims into providing sensitive and personal information.
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General IT threats hardware and software failure - such as power loss or data corruption. malware - malicious software designed to disrupt computer operation. viruses - computer code that can copy itself and spread from one computer to another, often disrupting computer operations.
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Malware is software written specifically to harm and infect the host system. Malware includes viruses along with other types of software such as trojan horses, worms, spyware, and adware. Advanced malware such as ransomware are used to commit financial fraud and extort money from computer users.
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Viruses, worms, and Trojans are defined by the way they spread. Other malicious programs take their names from what they do. Spyware, not surprisingly, refers to software that spies on your computer and steals your passwords or other personal information.
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Spyware is basically any technology that helps gather information about a computer user without their knowledge. Adware is any software with banner advertisements displayed while it is running. Malware is any software that is harmful to a computer user, such as a virus or spyware.
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Worm: A special type of computer virus that stores and then replicates itself. Usually transfer from computer to computer via email. Trojan Horse: A destructive piece of programming code that hides in another piece of programming code that looks harmless, such as a macro or e-mail message.
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Simply put, ransomware is a subset of malware. Malware attacks usually come in the form of a computer virus or worm. A virus piggybacks on something like a document, spreadsheet or e-mail, whereas a worm is a more active attack.
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Bug and virus both are completely different from each other but both are problems for computer users , Bug is an error caused by any software fail ,and virus is a set of instructions mainly generated by some hackers to destroy computer.
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["Virus. A computer virus is a piece of software that can 'infect' a computer, install itself and copy itself to other computers, without the users knowledge or permission. ... ", 'Malware. ... ', 'Trojan horse. ... ', 'Worm. ... ', 'Spyware. ... ', 'Adware.']
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A computer virus attaches itself to a program or file enabling it to spread from one computer to another, leaving infections as it travels. ... A worm takes advantage of file or information transport features on your system, which is what allows it to travel unaided.