Free Anti-Spyware / Anti- Virus Software
1.The install themselves along with the software you install.
2.Then creates some changes in the operating system registries
3.Finally they start monitoring your computer usage activities.
The spyware can also be received through peer to peer file sharing program, emails, website (tracking cookies) and even if you download a music file. There are some more dangerous codes which directly attack your system files, registries (Typelib, CLSID) and root kits or BIOS. They are Trojans, key logger, browser hijacker and dialers. These programs just monitor your keyboard activities of entering the password, credit card information and personal information on the Internet sites. Sometimes they even take the online screenshots of your desktop activities and just track your essential files and folders for seeking the sensitive information.
To fight these menaces the Anti-Spyware software as a premier solution has been devised. There are many smart and effective also free anti-spywares available that deliver some better results. But how do they work. When you run a system scan the Anti-Spyware has some embedded signatures codes to recognize a program as spyware. After detection the Anti-Spyware blocks all of its event triggers and put it into a suspect list. Further an alert report is shown asking the user what to do. In another case it protect the computer in real time mode, by blocking a particular script (internet cookie) or some code that try to execute automatically and showing you an alert on that code. An antivirus program works in similar fashion by blocking the virus infected files, either quarantining or deleting them.
MS Windows Defender : Is one of the best free tool that performs deep scans and removes spyware codes and scripts in form of Trojans, key loggers, browser hijackers etc. It works in real time protection mode during your computer usage online or offline. Windows Defender has better functionalities as auto or scheduled cleaning tasks, good support to the peoples with impairments and regular spyware signature updates.
ClamWin0.90.2: Is anti-spyware and anti-virus software for Windows. Being a product of non-profit organization it’s free to download. It has some better features of nabbing viruses as well as spywares. With frequent updates it provides you with latest protection on the new viruses and spyware. You can also integrate it to the Internet Explorer and make it as an add-in to MS Outlook. It lacks in the real time protection and you have work on manual scanning on file-folders according to your schedule.
Spybot--Search and Destroy1.4: Another free anti-spyware very fast and very reliable. It blocks a smallest instance of unsigned code found to be collecting data or performing the auto execution actions. It has very deep scanning properties and plus it works on the smart methods to look the codes at the places where they are reigning and execute themselves. Thus getting the trace of whole program route of the spyware, spybot--search and destroy blocks them and cleans them. Integrates with Norton and other spywares well to provide you better cleaning of system. Has very simple interface to navigate and run the software.
Lavasoft's Ad-Aware -SE Personal Free Edition: This is most trusted anti-spyware software with number of users exceed 200 million. This software has two versions one is paid one another is free called personal edition. The adware is very robust and technologically advance in the spyware field. This anti-spyware is equipped with CSI (Code Sequence Identification) technology that traces the available and evolving spywares. The regular updates make it more efficient. It has very smart navigating options for the ease of use.
Norton Antivirus and Internet Security: This software has very important features of block the confidential information transfer, anti-spam, anti-spyware, and parental controls. It comes in subscription version of one or two year and Free trial for a limited period of time. To say it has one of the excellent features in making the internet surfing safe. One major drawback it makes the system very slow.
These are some of the best and free anti spywares available to make your internet surfing safe.
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