Comparison of antivirus software

Corporate market

This section includes Anti-Virus software that includes Centralized Management features.

• Authentium ESP Enterprise by Authentium, Inc (US) provides multi-vendor corporate antivirus solutions for corporate desktops and servers
• AVG Anti-Virus Network Edition by Grisoft
• BitDefender Enterprise Manager by Softwin - email security solutions
• Cisco Security Agent (CSA), from Cisco Systems.
• Dr.Web Enterprise Suite by Doctor Web, Ltd. from Russia - email/www security solutions, corporate networks protection
• GFi WebMonitor and GFi MailSecurity - WWW and email security solutions, by GFI Software
• iCritical mail, web, anti virus and anti spam protection, based in UK
• Kaspersky Anti-Virus Business Optimal from Kaspersky Lab - Security Solutions for Enterprises, SMB and Consumers
• MicroWorld (eScan Corporate Edition ) AntiVirus & Content Security Software
• OfficeScan and ServerProtect by Trend Micro.
• Panda ClientShield needs Panda AdminSecure for administration and Panda EnterpriSecure - Panda Software solutions for corporate markets
• Proland Software (Protector Plus and Protector Plus Console) Antivirus & Antispam Software
• Quick Heal 2005 Corporate Edition from India - Security solutions for Enterprise,SME and SOHO.
• Sophos Anti-Virus by Sophos plc (UK) provides antivirus solutions for desktops, can create a customised installer and update from the corporate network rather than the internet.
• Security solutions by Sybari Software. Sybari Software had been purchased by Microsoft in early 2005.
• Symantec AntiVirus Corporate Edition by Symantec.
• The Ukrainian National Antivirus for NET by Ukrainian Antivirus Center (Ukraine)
• Uniwares Leon Enterprise Anti-Spam Server (with integrated AV)
• Vexira from Central Command -- Antivirus, antispam, and antispyware solutions.
• Virus Chaser Management Server from Korea and Russia. Anti-Virus, antispyware; heuristic algorithm for detecting unknown viruses. Developed by technical affiliation with Doctor Web.

Commercial and shareware

• Authentium ESP Antivirus by Authentium, Inc (US) uses antivirus technologies from multiple vendors
• AVG Anti-Virus by Grisoft
• BitDefender line of security products by SOFTWIN from Romania (also has a free edition)
• F-Prot, by FRISK Software International in Iceland
• F-Secure Antivirus by the eponymous firm from Finland
• Kaspersky Anti-Virus by Kaspersky Lab from Russia
• LinuxShield by McAfee
• McAfee VirusScan by McAfee from USA
• NOD32 by Eset from Slovak Republic, shareware
• Norman from Norway
• Norton AntiVirus by Symantec
• PC-cillin Internet Security by Trend Micro, headquartered in Japan
• Pocket Antivirus by JSJ Software
• Quick Heal Antivirus by CAT Computer Services Pvt. Ltd. from India
• Rising AntiVirus from China
• Spam Reader anti-spam solution by LuxContinent from Russia
• V3Pro 2004 by AhnLab from South Korea
• Virex by McAfee
• Windows Live OneCare by Microsoft
• ZoneAlarm AntiVirus from Zone Labs

Freeware

This section includes usable free-of-charge versions of commercial software.

• AntiVir PersonalEdition Classic by Avira from Germany
• avast! Home Edition by Alwil from Czech Republic
• [Free Edition] by Grisoft
• BitDefender Free Linux and Windows editions
• Active Virus Shield - Engine by Kaspersky Lab.
• Comodo AntiVirus by Comodo
• F-Prot Antivirus for Linux Workstations, for home use

Note: BitDefender Free Edition doesn't provide any real-time protection.

Free and open source software

• ClamAV by Tomasz Kojm
  • ClamWin by alch
    • Winpooch - combined with ClamWin makes a GPL antivirus product with on-access scanning.
  • ClamTk
  • ClamXav
• OpenAntivirus Which seems to be out of date; the latest virus definition files were updated in 2004.

Free online based

• HouseCall Onlinescanner by Trend Micro
• Panda ActiveScan from Panda Software, Spain