Spyware and Malware Antivirus for your PC: How it works
Spyware can be said to be a group of computer programs usually known as malware that attach themselves to your operating system in an infectious way. They can destroy your computer’;s processing power in a blink of an eye. They’;re designed to track your Internet activities, disturb you with unwanted sales contents, promos or generate traffic for their host Web site. If the definition is related to what you are facing presently on your PC, you might want to read on, Because, in this article we’;ll explain how spyware gets installed on your computer, what it does there and how you can get rid of it.
Unknowingly, you might have mistaken spyware for a computer virus. To understand better, a virus is a piece of code developed to replicate itself as many times as possible, spreading from one host computer to any other computers connected to it. It usually has a payload that may damage your personal files and sometimes your operating system.
Spyware on the other hand is defined simply as any program that gets into your computer without your permission and hides in the background while it makes unwanted changes to your user experience and interface. The main aim of a malware spyware is to serve you targeted advertisements or make your browser display certain sites or search results. Presently, most spyware targets only the windows operating system.
How Your Computer Gets Spyware
Spyware would end up on your computer because of something you do, maybe you like clicking a button on a pop-up window, installing a software package, agreeing to add functionality to your Web browser. These applications often trick you to install them from fake system alert message to buttons that say “;cancel”; when in reality they install spyware. Some ways you can be tricked are:
Internet Explorer security warning: This could be any of the below:
- Drive-by download –; This occurs when a Website or pop-up window automatically tries to download and install spyware on your computer. The only warning you would get might be your browser’;s standard message telling you the name of the software and asking if it’;s okay to install it.
- Piggybacked software installation –; Some applications are particularly peer-to-peer file-sharing clients and they will install spyware as a part of their standard installation method. The reason while you read instructions that comes up with installing any software, If you don’;t read the installation list carefully, you might not notice and you would get more than the file-sharing application you actually wanted.
- Browsers’; add-ons –; These are pieces of software add enhancements to your Web browser, like a tool bars, additional search box.
What Spyware Can Do
Now you know how to get spyware but here’;s more on what spyware can do once it’;s installed on your computer.
Spyware runs as an application on the background just as you put on your computer, it stimulates the RAM and processor power and generate endless pop-up ads that make your Web browser so slow it becomes unusable, if you had experience this before then it’;s a spyware disturbing your PC.
- It reset your browser’;s home page to display ads every time it’;s opened.
- Some spyware redirects your Web searches, switching the search results and making your search engine evenly useless.
- It also modifies the dynamically linked libraries (DLLs) your computer uses to connect to the Internet
- Spyware can record the words you type, your Web browsing history, passwords and other private information.
The spyware developer reasons for these are sometimes not reasonable. We can say the reason use to be to get paid advertisers’; Web traffic statistics. 所以, If they can force your computer to show you tons of pop-up ads and fake search results, they can equally claim credit for displaying that ad to you over and over again and each time you click the ad by accident, they can count that as someone expressing interest in the advertised product.
Another use of spyware is to steal affiliate credits. Shopping sites like Amazon and eBay offer credit to websites that successfully directs traffic to their item pages.
How do you protect yourself from Spyware?
Read on how you can protect yourself against spyware and more on what you should do if you already have some on your computer.
- Use a spyware scanner: With a quick search on Google with keywords like anti-spyware & antivirus spyware you would find lots of applications. As you know these applications might not be trustworthy, you can make inquiries for trustworthy spyware detection and removal applications like Spyware antivirus.
- Use Ad-blocker: Lately, latest browsers versions including Internet Explorer, 火狐, and Chrome can block all websites from serving you pop-up windows, you would be asked if you want a Popup or not.
- Disable Active-X: Latest browsers have security settings in their preferences which allows you to specify which actions websites can take on your computer. Since many spyware malwares take advantage of special code in Windows called Active-X, it’;s won’;t be a bad idea to simply disable Active-X this on your browser.
- Be careful when installing new software: 通常, it’;s always advisable to be extra careful when a site asks you to install anything on your computer. If it’;s not one of your utilities you recognize, like Flash, QuickTime or the latest Java engine, the safest step to take is to reject or terminate the installation of any of these components unless you have a genuine reason to trust them.
- Get familiar with the “;X”; to close pop-up windows: Every Popup always have the “;X”; usually known as “;Close”; to discontinue it. Make sure to know what your computer’;s system messages look like so that you can spot a fake one immediately, most of these ads are designed almost perfectly to replicate system theme of notifications. Sometimes, making use of Alt + F4 can terminate this.