Spyware, like viruses, are harmful and should be avoided at all costs.
If you had access to the Internet without any protection, your PC may be infected. The viruses used as threat No. 1, but now has surpassed viruses and spyware without any protection, desktop or laptop PC can be hijacked and identity theft .... you, that is. So protect yourself and install anti-spyware.
What is spyware?
Spyware is a type of malware, or malicious software designed to infiltrate a computer system without the owner's consent. Once installed, spyware is starting to work and perform tasks it was designed to do, like collecting small pieces of information both about users without their knowledge.
Again, the malware is an expression or a general term used by computer professionals to refer to a variety of forms of malware, intrusive, or annoying software or code. The term "virus" is sometimes used as a catch-all phrase to include all types of malware, including true viruses.
Spyware can interfere with the user control the computer by other means, such as installing additional software and redirecting Web browser activity. Spyware is also known to modify computer settings, resulting in slow connection speeds, different home pages, and / or loss of functionality or other Internet software.
The presence of spyware are usually invisible to the user, and can be difficult to detect. Generally, spyware is secretly installed on the user's personal computer. Sometimes, however, spyware such as keyloggers are installed by the owner of a shared computer, private, public and on purpose in order to secretly monitor other users.
The first use of the term "spyware" was held October 16, 1995, to a Usenet post that poked fun at Microsoft's business model. Rated spyware software originally designed for purposes of espionage. However, in early 2000, the founder of Zone Labs, Gregor Freund, used the term in a press release for the ZoneAlarm personal firewall. Since then, "spyware" has taken its current meaning.
What is the difference between spyware, adware and tracking?
Adware - software or funded by advertising, is software that, once installed, it automatically plays, displays, or downloads advertisements to a user's PC after the software is installed on it or While application is used. Some types of spyware and adware are software can be classified as software privacy.
How a PC infected with spyware?
Spyware is not like viruses or worms, so they do not spread the same way that a virus would. Spyware does not transmit the infection to their PC, but they are installed through deception of the user, or exploitation of software vulnerabilities. Now when we say "the user by means of deception," I meant that most spyware is installed without "knowledge" of users, because a user will not install the software knows to be false or likely to disrupt the work and compromise their privacy and infect their computers.
Spyware can also come bundled with other software. The user downloads and installs a program and the program installs additional spyware. Although the desirable software itself may do no harm, no spyware package. In some cases, spyware authors have paid shareware authors spyware with their software. In other cases, spyware authors have repackaged desirable Wake spyware freeware with installers that.
Some spyware authors infect a system through security holes in the web browser or other programs. When the user accesses a Web page controlled by spyware author, the page contains code which attacks the browser and forces the download and installation of spyware. Spyware author would also have some knowledge of the available commercial anti-virus and firewall. This became known as a "drive-by downloads, which leaves the user with an unhappy spectator in the attack.
Removal tools for spyware
In response to the emergence of spyware, a small industry has emerged that specializes in anti-spyware software. Using an anti-spyware software has become a widely recognized computer security practices for computers, including those running Microsoft Windows. A number of jurisdictions have enacted laws covering anti-spyware in general, any software that is surreptitiously installed to control a user's computer.
Because the threat of spyware worsened, a number of techniques have emerged to counter. These programs are designed to block or remove the infection. Spyware remains a costly problem, because when a large number of pieces of spyware have infected a computer, the only solution, most often, is the actual user data backup on external media and reinstall Windows and all other applications because some versions of spyware, such as some versions of Vundo, can not be completely eliminated by Symantec, Microsoft, PC Tools, and others in the rootkit infect, Internet Explorer, Windows and lsass.exe (Local Security Authority Subsystem Service), with a random filenamed DLL (dynamic link library).