Direct action virus The most common type of virus and the easiest to create, direct action viruses enter your computer, cause chaos (usually by attaching themselves to a lot of COM or EXE files), then delete th
A computer virus is a type ofmalwarethat attaches itself to a program or file. A virus can replicate and spread across an infected system and it often propagates to other systems, much like a biological virus spreads from host to host. Once a virus has infected a system, it can attach ...
One famous virus isMelissa, which appeared in 1999. It provides an excellent example of what viruses do, because it caused email servers to crash and disrupted many businesses. The virus spread through infected Word documents sent by email. Another well-known virus isILOVEYOU, which appeared in...
A computer virus is a program that contains malicious code, meaning the program, if run, will harm the host computer. Some computer viruses simply...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
EternalBlue is one of the most famous — and most damaging — exploits out there. Originally developed by the NSA, EternalBlue was stolen by the Shadow Brokers hacking group and then leaked in March 2017. Although Microsoft discovered the leak and issued a security update to patch the vulnerabil...
A famous man-in-the-middle attack example is Equifax, one of the three largest credit history reporting companies. The company had a MitM data breach in 2017 which exposed over 100 million customers’ financial data to criminals over many months. A flaw in a banking app used by HSBC, Nat...
Worms are a form of malware defined by the ability to spread itself without human interaction. Often, this is accomplished by scanning for and exploiting vulnerabilities. For example, Wannacry was a famous ransomware worm that exploited vulnerabilities in Windows SMB servers to install and execute it...
A zero day attack can happen to any company at any time, often without them realizing. High-profile examples of zero-day attacks include: Sony Pictures: Potentially the most famous zero day attack took down the Sony network and led to the release of its sensitive data on file-sharing sites...
One of the most famous malware attacks was the WannaCry ransomware computer worm which spread by exploiting the EternalBlue vulnerability in old versions of the Windows operating system. It remains a cyber risk, despite being patched because organizations still haven't updated their operating systems....
A worm is a form of malware (malicious software) that operates as a self-contained application and can transfer and copy itself from computer to computer. It’s this ability to operate autonomously, without the need for a host file or to hijack code on the host computer, that dist...