Free Security Software for Prevention and Removal
* As with any software installation, if you are offered to install a toolbar and you do not want it, UNcheck that option.
By replacing the default HOSTS file in Windows, this will help in stopping the communication with websites that is known to install or inject malware or parasites.1. MVPS Hostshttp://www.mvps.org/winhelp2002/hosts.htm
The Secunia PSI is the vulnerability scanner for your personal computer. It is the FREE security tool designed with the sole purpose of helping you secure your computer from software vulnerabilities.
SiteAdvisor will warn you before you interact with a dangerous Web site. McAfee offers free and Plus version of SiteAdvisor. Browser supported: IE, Firefox
TrendProtect is a FREE browser plug-in that helps you avoid Web pages with unwanted content and hidden threats. TrendProtect rates the current page and pages listed in Google, MSN, and Yahoo search results. You can use the rating to decide if you want to visit or avoid a given Web page. Supported Browser: IE and Firefox
Web Of Trusthttp://www.mywot.com/
WOT is a Free Internet Security addon for Firefox and IE that warns you about online scams and risky websites that try to deliver malware or send spam.WOT warns you before you interact with a risky website.
Free Anti-Virus Programs
AntiVir® PersonalEdition Classichttp://www.free-av.com/
avast! antivirus Home Editionhttp://www.avast.com/free-antivirus-download
AVG AntiVirus FREE http://free.avg.com/us-en/homepage
BitDefender Antivirus Free Editionhttp://www.bitdefender.com/solutions/free.html
ClamWin Free AntivirusPlease note that ClamWin Free Antivirus does not include an on-access real-time scanner. You need to manually scan a file in order to detect a virus or spyware.ClamWin Free Antivirus is based on ClamAV engine and uses GNU General Public License by the Free Software Foundation, and is free (as in freedom) software.http://www.clamwin.com/
Microsoft Security Essentialshttp://www.microsoft.com/security_essentials/
Panda Cloud Antivirushttp://www.cloudantivirus.com/en/
Sophos Free AntivirusRemoves viruses, spyware, rootkits and fake antivirusSupports Windows XP, Vista and 7Works alongside your existing antivirus, but to be used as an on-demand scanner only. Because it does Because it does not update after it is downloaded, a new copy must be downloaded for later scans.http://www.sophos.com/en-us/products/free-tools/virus-removal-tool.aspx
Free Anti-Spyware Programs
Malwarebytes' Anti-Malware (Free and Paid Versions)http://www.malwarebytes.org/products/malwarebytes_free/
Spybot Search and Destroy (Free)http://www.safer-networking.org/en/download/index.html
SpywareBlasterhttp://www.brightfort.com/spywareblaster.htmlThis will block bad ActiveX and harmful cookies from getting on to your PC in the first place. Just download and install the program. Open SpywareBlaster, check for and download updates, then 'select all' to protect against all items checked. Program needs to be kept updated.
Super AntiSpyware (Free and Paid Versions)http://www.superantispyware.com/http://http://www.softpedia.com/get/Internet/Popup-Ad-Spyware-Blockers/SUPERAntiSpyware.shtml
Windows Defender (Free) Included with Microsoft Security Essentials as "Defender" in Windows 8 operating systemhttp://www.microsoft.com/windows/products/winfamily/defender/default.mspx
Free Firewalls (Free and Paid versions available)
Comodo Firewall http://personalfirewall.comodo.com/download_firewall.html
(Make sure the one that you choose is compatible with your browser and operating system.)
Eset nod32 Online Scannerhttp://go.eset.com/us/online-scannerhttp://www.eset.eu/eset-online-scanner
F-Secure Online Scannerhttp://support.f-secure.com/enu/home/ols.shtmlhas rootkit detection capabilities.
Housecall (using IE with Active-X)http://housecall.trendmicro.com/housecall/start_corp.asp
Housecall (all browsers using java)http://uk.trendmicro-europe.com/enterprise/products/housecall_launch.php
WindowSecurity trojan scanhttp://www.windowsecurity.com/trojanscan/