Malware is a compound word of malicious and software which refers to the malicious code existing in network. Malware can totally control and destroy your computer, network and all data. We cannot ignore malware, as the network environment is going to be worse and worse. It does good to avoid malware that you have a good idea of malware.
We can divide malware into several kinds as follows:•Computer worms: They spread through system leak. Worms infect computers from one to another through network, emails and other ways with a very fast speed;
•Trojan horses: They cannot be copied. They cheat you as an application tool or a lovely game. So it is easy for Trojans to get into your computer or servers;
•Logic bombs: They are hidden in the normal software. They will destroy your computer when there are proper logic conditions;
•Spyware: This is a kind of software that can open a back door and collect information of users to hackers or commercial companies on the condition of unawareness;
•Adware: It is a program which will take many pop-up ads or other commercial ads;
•Spam: Actually, it is a kind of junk emails which can destroy your computer system;
•Popup: They usually show on your computer screen unexpectedly. They are mainly about commercial ads or services.
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