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Virus phases is the life cycle of the computer virus, described by using an analogy to biology. This life cycle can be divided into four phases: Dormant phase The virus program is idle during this stage. The virus program has managed to access the target user's computer or software, but during this stage, the virus does not take any action.
Early computer viruses were written for the Apple II and Mac, but they became more widespread with the dominance of the IBM PC and MS-DOS. The first IBM PC virus in the wild was a boot sector virus dubbed (c)Brain, created in 1986 by the Farooq Alvi brothers in Pakistan. [14]
Hex dump of the Blaster worm, showing a message left for Microsoft co-founder Bill Gates by the worm's programmer. This timeline of computer viruses and worms presents a chronological timeline of noteworthy computer viruses, computer worms, Trojan horses, similar malware, related research and events.
Virus & worms: Attacks through the internet, emails or contaminated files, then automatically replicates itself. Viruses require human action to spread to other computers, whereas worms spread by ...
Like biological viruses, computer viruses also have a knack for spreading like wildfire. However, their modus operandi is to copy their codes copiously into other programs with one malicious goal ...
Computer viruses generally require a host program. [11] The virus writes its own code into the host program. When the program runs, the written virus program is executed first, causing infection and damage. A worm does not need a host program, as it is an independent program or code chunk.
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