How is malware defined?Nowadays malware is designated as software that aims to disrupt a computer with the consent or authorization of the owner. The term "Malware" is used by computer professionals to describe various forms of destructive, annoying, and intrusive software code. The word "Malware" is used to refer to all types of malware which include a real set of viruses. How does malware attack? Malware can survive in various ways, such as in different sizes, shapes and even with different purposes, from viruses to spyware and others. bot. Malware in general is classified into two types. They are hidden malware and infectious malware. In case of infectious malware, the malware code is said to spread everywhere, which means the software code will replicate from one user to another and so on. In infectious malware we have to consider two cases, called viruses and worms. Viruses are defined as software that has executables inside it and causes the spread of executables when executed. The second case, called a worm, is software that infects a computer and then spreads to others. Types of Malware: We have several types of malware that have penetrated through social networks. They are classified as:Type DescriptionVirus Attaches to a file preferably binaryTrojan Looks like a useful program but invites attackersWorm Same as virus but has the ability to spread itselfExploit Malware code that exploits a vulnerability in the applicationRoot-kit To hide the real malware from the information systemSpyware Spy on the user's habits and data and send Phising...... middle of paper ......a malicious site where malicious code such as ActiveX control can be downloaded onto the users system. This infects the user's computer. References:[1]Exploitation—Social Networks Malware, ISACA Journal,http://www.rkmingenieria.com/ifol/wp- content/uploads/2011/03/ISACA_JAN_2011_ChainExploitation.pdf[2] A Survey of Privacy and Security Issues in Social Networks, Dolvara Gunatilaka[3] Malware Attacks, http://www.sciencedirect.com/science/article/pii/B9781597495455000021References for next week[1] Seven Deadliest Social Network Attacks by Carl Timm, Richard Perez[2] The continued malware threat: How malware infects websites and harms businesses, and what you can do to stop itNext week's topicsHow websites and their users get infectedWhat makes a website vulnerable to malware?A critical factor in protecting users from malware attacks