List of Free Anti-Virus/Anti-Spyware/Anti-Malware/Firewall/Security Software

Provided by Online Portals (some may require premium membership):
• MSN Premium (McAfee Anti-Virus & Firewall Software & Webroot Spy Sweeper) : http://membercenter.msn.com | https://membercenter.msn.com/features.aspx
• Google (Norton Security Scan & Spyware Doctor Starter Edition) : http://pack.google.com/
• America Online (McAfee VirusScan Plus) : http://daol.aol.com/security/virusscan-plus

Anti-Virus Solutions:

• Avira AntiVir : http://www.free-av.com
• Grisoft AVG Free : http://free.avg.com/
• avast! antivirus Home Edition : http://www.avast.com/eng/download-avast-home.html | http://www.avast.com/eng/avast_4_home.html | http://www.avast.com/eng/free_virus_protectio.html
• Norton / Symantec Online Tools : Free Norton Virus Scan (http://security.symantec.com/sscv6/WelcomePage.asp) | Symantec Security Check (security.symantec.com/sscv6/home.asp)
• McAfee - Free Services / Tools : http://home.mcafee.com/Store/FreeServices.aspx
• Trend Micro HouseCall : http://housecall.trendmicro.com/
• F-Secure Online Scanner : http://support.f-secure.com/enu/home/ols.shtml | Additional F-Secure Free Tools & Services (http://www.f-secure.com/en_EMEA/security/security-lab/tools-and-services/)
• BitDefender Online Scanner : http://www.bitdefender.com/scanner/online/free.html/ie.htm | Additional BitDefender Free Tools & Services (http://www.bitdefender.com/site/Products/showSolutions/6/)
• Kaspersky Free Online Virus Scanner : http://usa.kaspersky.com/products_services/free-virus-scanner.php
• Panda ActiveScan 2.0 : http://www.pandasecurity.com/homeusers/solutions/activescan/?
• Comodo Anti-Virus : http://www.personalfirewall.comodo.com/
• Sophos Threat Detection Test : http://www.sophos.com/products/free-tools/sophos-threat-detection-test.html
• PC Tools AntiVirus Free Edition : http://www.pctools.com/free-antivirus/
• eEye Blink Personal Endpoint Security : http://free-antivirus.eeye.com/

Anti-Spyware Solutions:

• Spybot Search & Destry : http://www.safer-networking.org/en/index.html
• Lavasoft Ad-Aware Free : http://www.lavasoft.com/products/ad_aware_free.php
• Trend Micro HijackThis : http://www.trendsecure.com/portal/en-US/tools/security_tools/hijackthis
• Microsoft Windows Defender : http://www.microsoft.com/windows/products/winfamily/defender/default.mspx
• PC Tools Spyware Doctor : http://www.pctools.com/spyware-doctor/google_pack/
• SpywareInfo Online Spyware Scanner : http://www.spywareinfoforum.info/xscan.php

Firewall Solutions:

• ZoneAlarm Free Firewall : http://www.zonealarm.com/security/en-us/zonealarm-pc-security-free-firewall.htm
• Agnitum Outpost Firewall FREE 2009 : http://free.agnitum.com/
• Comodo Firewall : http://www.personalfirewall.comodo.com/
• PC Tools Firewall Plus : http://www.pctools.com/firewall/
• Tall Emu Online-Armor : http://www.tallemu.com/free-firewall-protection-software.html
• Sunbelt Personal Firewall : http://www.sunbeltsoftware.com/Home-Home-Office/Sunbelt-Personal-Firewall/
• NetDefender : http://www.programmerworld.net/personal/firewall.htm

Rootkit Removal:

• Rootkit Revealer : http://technet.microsoft.com/en-us/sysinternals/bb897445.aspx
• Sophos Anti-Rootkit : http://www.sophos.com/products/free-tools/sophos-anti-rootkit.html | Additional Free Sophos Tools & Services (http://www.sophos.com/products/free-tools/)

Pop-Up Blockers:

• Google Toolbar : http://toolbar.google.com
• Yahoo! Toolbar : http://toolbar.yahoo.com
• Newer Versions of Microsoft Internet Explorer & Microsoft Windows
• Newer Versions of Mozilla Firefox

Anti-Phishing Solutions:

• McAfee SiteAdvisor : http://www.siteadvisor.com
• Netcraft Anti-Phishing Toolbar : http://toolbar.netcraft.com/
• Trend Micro TrendProtect : http://www.trendsecure.com/portal/en-US/tools/security_tools/trendprotect
• BitDefender Anti-Phishing Free Edition : http://www.bitdefender.com/PRODUCT-2237-en--BitDefender-Anti-Phishing-Free-Edition.html
• CallingID ToolBar : http://callingid.com/Default.aspx
• Finjan SecureBrowsing : http://securebrowsing.finjan.com/
• WOT Web of Trust : http://www.mywot.com/
• Microsoft Internet Explorer versions 7 & 8 : http://www.microsoft.com/windows/Internet-explorer/default.aspx
• Mozilla Firefox : http://www.mozilla.com/firefox

Anti-Spam Solutions:

• Most E-Mail Providers Offer Free Anti-Spam Solutions - Check with your E-Mail Provider (this may be your Internet Service Provider, Hosting Provider, or a free service provider)
• Firetrust MailWasher Free : http://www.mailwasher.net/
• SPAMfighter : http://www.spamfighter.com/download_download.asp
• SpamBayes : http://spambayes.sourceforge.net/
• POPFile : http://getpopfile.org/
• Open Field Software ella for Spam Control : http://www.openfieldsoftware.com/ellafree.asp
• Norton Anti-Spam : http://www.symantec.com/norton/add-on-pack (offered as a free add-on pack for some versions of Norton Internet Security and Norton 360)
• SpamAssassin : http://spamassassin.apache.org/

Encryption:

• Pretty Good Privacy (PGP) : http://en.wikipedia.org/wiki/Pretty_Good_Privacy | http://www.pgpi.org/ | http://www.pgpi.org/products/pgp/versions/freeware/ | http://www.openpgp.org/ | http://www.gnupg.org/ | http://www.pgp.com/downloads/desktoptrial/desktoptrial2.html
• TrueCrypt : http://www.truecrypt.org/
• BitDefender Chat Encryption : http://www.bitdefender.com/PRODUCT-2236-en--BitDefender-Chat-Encryption.html
• Hushmail : https://www.hushmail.com/
• JCMatt Software File Waster (formerly File Buddy) : http://www.jcmatt.com/filewaster.html
  
• INV Softworks Iron Key : http://www.kryptel.com/products/ikey/index.php
• INV Softworks Kryptel Lite : http://www.kryptel.com/products/krlite/index.php
• EyeMage IIE (Steganography) : http://www.proporta.com/F02/PPF02P05.php?t_id=113&t_mode=des
• HandyBits EasyCrypto Deluxe : http://www.handybits.com/easycrypto.htm
• Hide In Picture (Steganography) : http://sourceforge.net/projects/hide-in-picture/

Ad Blocking:

• For Internet Explorer, try IE7Pro : http://www.ie7pro.com/
• For Mozilla Firefox, try Adblock Plus : https://addons.mozilla.org/en-US/firefox/addon/1865

Parental Control:

• Many Routers/Hardware Devices, Internet Service Providers, Operating Systems, and Web Browsers offer varying levels of free or low-cost Parental Control functionality
• Blue Coat K9 Web Protection : http://www1.k9webprotection.com/
• OpenDNS : http://www.opendns.com/solutions/homenetwork/parental/
• Microsoft Internet Explorer Content Advisor
• Kidrocket KidSafe Browser - Internet Filter : http://kidrocket.org/
• IMAware : http://www.zemericks.com/products/imaware/index.aspx

Password Managers:

• Access Manager : http://www.accessmanager.co.uk/
• KeePass : http://keepass.info/features.html
• LastPass : https://lastpass.com/
• Siber Systems RoboForm : http://www.roboform.com/

Wireless HotSpot Protection:

• AnchorFree Hotspot Shield : http://anchorfree.com/hotspot-shield/
• AirDefense Personal Lite : http://www.airdefense.net/products/adpersonal/trial.php4

Backup Solutions:

• Decho Corp. MozyHome Free (2 GB Free Online Storage) : https://mozy.com/home
• Microsoft Windows Live SkyDrive (25 GB Free Personal Storage) : http://skydrive.live.com
• IDrive (2 GB Free Online Storage) : http://www.idrive.com/
• ADrive (50 GB Free Online Storage) : http://www.adrive.com/
• Boxstr.com (5 GB Free Online Storage) : http://boxstr.com/
• Uploadingit.com (10 GB Free Online Storage) : http://uploadingit.com/
• 4shared.com (5 GB Free Online Storage) : http://www.4shared.com/
• DeBhoelai (10 GB Free Online Storage) : http://www.debhoelai.com/
• Humyo.com (10 GB Free Online Storage) : http://humyo.com/
• Dropbox (2 GB Free Online Storage) : https://www.getdropbox.com/
• MyOtherDrive (2 GB Free Online Storage) : http://www.myotherdrive.com/
• Syncplicity (2 GB Free Online Storage) : http://www.syncplicity.com/
• More Information : http://www.techsupportalert.com/content/best-free-online-backup-sites.htm
• More Backup Solutions : http://www.freewebspace.net/free/Free-file-hosting
• FreeNAS : http://www.freenas.org
• DeltaCopy : http://www.aboutmyip.com/AboutMyXApp/DeltaCopy.jsp
• NasBackup : http://www.nasbackup.com
• 13 Great Free Backup Programs for Windows, Mac, and Linux : http://www.downloadsquad.com/2008/10/12/13-great-free-backup-programs-for-windows-mac-and-linux/
  • Comodo Backup : http://backup.comodo.com/
  • DFIncBackup : http://www.dfincbackup.net/freeware.htm
  • SE Backup : http://simplyeng.com/seb/
  • Abakt : http://www.xs4all.nl/~edienske/abakt/index.html
  • Areca : http://www.areca-backup.org/index.php
  • Bonkey : http://thebackupmonkey.blogspot.com/
  • Cobian Backup : http://www.educ.umu.se/~cobian/cobianbackup.htm
  • JaBack : http://www.hiteksoftware.com/jaba/
  • Mathusalem : http://code.google.com/p/mathusalem/
  • Bacula : http://www.bacula.org/en/
  • BackupPC : http://backuppc.sourceforge.net/index.html
  • NasBackup : http://www.nasbackup.com
  • Restore : http://sourceforge.net/projects/restore

Other Security-Related Software:

• Trend Micro Transaction Guard : http://www.trendsecure.com/portal/en-US/tools/security_tools/transaction_guard
• Eraser file shredder : http://www.heidi.ie/node/6
• F-Secure BlackLight : http://www.f-secure.com/en_EMEA/security/security-lab/tools-and-services/blacklight/index.html
• Secunia Online Software Inspector : http://secunia.com/vulnerability_scanning/online/
• Sophos Endpoint Assessment Test : http://www.sophos.com/products/free-tools/sophos-endpoint-assessment-test.html
• F-Secure Removal Tools : http://www.f-secure.com/en_EMEA/security/security-lab/tools-and-services/removal-tools/index.html
• SUMo Software Update Monitor : http://www.kcsoftwares.com/?sumo
• RadarSync : http://www.radarsync.com/
• Trend Micro RUBotted (Beta) : http://www.trendsecure.com/portal/en-US/tools/security_tools/rubotted
• Trend Micro eMail ID (Beta) : http://www.trendsecure.com/portal/en-US/tools/security_tools/emailid
• WindowsSecurity.com TrojanScan : http://www.windowsecurity.com/trojanscan/
• Emsi Software a-squared Free : http://www.emsisoft.com/en/software/free/
• GFI EndPointScan : http://www.gfi.com/endpointscan/
• ThreatFire Zero-day Malware Protection : http://www.threatfire.com
• GentleSecurity GeSWall Freeware : http://www.gentlesecurity.com/desktop.html
• PrivacyWare Dynamic Security Agent : http://www.privacyware.com/dynamic_security_agent.html
• DiamondCS ProcessGuard : http://www.diamondcs.com.au/processguard/
• JAP Anonymous Internet Browsing : http://anon.inf.tu-dresden.de/index_en.html
• Tor (anonymity software) : http://www.torproject.org/
  
• Sandboxie : http://www.sandboxie.com/
• OpenDNS : http://www.opendns.com/
• WiTopia VPN : http://www.witopia.net (Despite the title of this article, WiTopia is NOT Free, but I recommend it as a viable security solution and it is relatively inexpensive)
• Adeona : http://adeona.cs.washington.edu/
• IE Privacy Keeper : http://www.unhsolutions.net/IE-Privacy-Keeper/index.html
• CCleaner : http://www.ccleaner.com/
• CleanUp! : http://www.stevengould.org/index.php?option=com_content&task=view&id=15&Itemid=69
• EasyCleaner : http://personal.inet.fi/business/toniarts/ecleane.htm
• Eusing Free Registry Cleaner 2.5 : http://www.eusing.com/free_registry_cleaner/registry_cleaner.htm
• OPSWAT AppRemover : http://www.appremover.com/
• Javacool Software EULAlyzer Personal : http://www.javacoolsoftware.com/eulalyzer.html
• Trend Micro CWShredder : http://us.trendmicro.com/us/products/personal/CWShredder/
• AstonSoft Free Specific Anti-Trojan Software : http://www.astonsoft.com/content/view/144/128/
• ComboFix : http://www.bleepingcomputer.com/combofix/how-to-use-combofix | http://download.bleepingcomputer.com/sUBs/ComboFix.exe

Some Useful Web Sites:

• SpywareInfo : http://www.spywareinfoforum.info/
• SpywareInfo Forums : http://www.spywareinfoforum.com/
• Bleeping Computer : http://www.bleepingcomputer.com/
• Sysinternals : http://technet.microsoft.com/en-us/sysinternals/default.aspx
• Sysinternals Forum : http://forum.sysinternals.com
  
• Anti-Virus Guide : http://www.firewallguide.com/anti-virus.htm
• Anti-Spyware Guide : http://www.firewallguide.com/spyware.htm
• Free Firewall & Security Software : http://www.firewallguide.com/freeware.htm
• Home PC Firewall Guide : http://www.firewallguide.com/
• Tek-Tips Forums : http://www.tek-tips.com/
• Petri IT Knowledgebase : http://www.petri.co.il/
• Petri IT Knowledgebase Forums : http://www.petri.co.il/forums/
• Tech Support Forums : http://www.techsupportforum.com/
• Geeks To Go! : http://www.geekstogo.com/

Please Note: The above software is not listed in any particular order

Please Note: The above listing is simply a reference and does not serve as any endorsement of any particular software product or service (unless where specifically mentioned or explicity stated)

Updated: 12/3/09