Spyware is any technology that aids in gathering information about a person or organization without their knowledge. On the Internet (where it is sometimes called a spybot or tracking software), spyware is programming that is put in someone's computer to secretly gather information about the user and relay it to advertisers or other interested parties. Spyware can get in a computer as a software virus or as the result of installing a new program.
Spyware refers to programs that use your Internet connection to send information from your personal computer to some other computer, normally without your knowledge or permission. Most often this information is a record of your ongoing browsing habits, downloads, or it could be more personal data like your name and address.
Different strains of spyware perform different functions. Some might also hijack your browser to take you to an unexpected site, cause your computer to dial expensive 900 numbers, replace the Home page setting in your browser with another site, or serve you personal ads, even when you're offline. Spyware that serves personalized advertisements is called adware also known as malware or scumware.
Spyware refers to programs that use your Internet connection to send information from your personal computer to some other computer, normally without your knowledge or permission. Most often this information is a record of your ongoing browsing habits, downloads, or it could be more personal data like your name and address.
Different strains of spyware perform different functions. Some might also hijack your browser to take you to an unexpected site, cause your computer to dial expensive 900 numbers, replace the Home page setting in your browser with another site, or serve you personal ads, even when you're offline. Spyware that serves personalized advertisements is called adware also known as malware or scumware.
Computer Threats Center:
Spyware is a kind of malware which is able to sneakily install themselves into the computer to spy the computer activities.
Trojans, also named Trojan horses, will secretly install on user’s personal computers without their knowledge.
Backdoors leave an intangible way for hackers to get access to your computer system secretly.
A computer worm is a Malware computer program that can replicate itself without any user intervention..
Adware is a type of Advertising Display Software. It will install on users computers along with other program downloads without their authorization
Rootkits belong to malware that include certain programs undiscovered so as to destroy computer system.
Downloader virus or Downloader Trojan is a kind of malicious software, its main purpose is to download malware to the user's computer to run. After poisoning the user's computer, will appear to run slow computer and network security software shut down for no reason, various software and Windows undue error, automatically open the Web page, user information is stolen, etc.
VirusTotal is a free online virus scanner, with which you can examine individual files for viruses. Here the analysis of virus samples from VirusTotal.com.