Top 10 Antivirus list (you should buy, don't use trail versions !!)

01. BitDefender Antivirus  [ I strongly recommended for LIC people]

BitDefender is one of the best antivirus with top class defending ability. It provides hourly definition updates for latest threats. BitDefender comes with P2P File Sharing and Registry Startup Protection but lacks Email scanning.

02. Kaspersky Internet securities 

Kaspersky Antivirus often treated as the best available Antivirus application and has a special version for file servers. It covers almost all sections needed for a top class security. Kaspersky provides hourly virus definition update to keep you up-to-date.
03. Norton Antivirus/ Internet Security

Norton Antivirus is one of the most popular and well-known antivirus application. Thelatest version has the ability to map your wireless home network and safeguards your wi-fi networks. Recently Norton has introduced a special version for gaming PCs known as Norton 2009 Gaming Edition. It comes with daily virus definition update but no support for P2P File Sharing and Registry Startup Protection.

04. Trend Micro

Trend Micro is a well-known and popular antivirus with Spyware and AdwareProtection. It has some great features including Remote File Lock that safeguards your private files in case your laptop is lost or stolen. But lacks P2P File Sharing and Registry Startup Scanning.

05. AVG Antivirus

AVG is one of oldest and widely used antivirus. Latest version of AVG comes with a clean interface and the core scanning engine changed for better performance with multi-core processors. Now the AVG Antivirus comes with two separate standalone applications AVG anti-spyware and AVG Antirootkit to give your best possible security.

06. McAfee Antivirus

McAfee is one of the leading antivirus in security industry. McAfee introduced 2 features ScriptStopper and WormStopper. But it has no support for P2P File Sharing, Instant Messenger and Registry Startup. The inbuilt updater updates virus definitions on a regular basis to keep your up-to-date.

07. Panda Antivirus Pro 2009

Panda Antivirus comes with a new feature call UltraFast scan engine that scan almost 30% faster compared to other antivirus applications. It has few unique features as follows

• Identity protection through Anti-Phishing Filter and Anti-Banking Trojans Engine
• Panda Antivirus has an advanced heuristic scan which maximum possible identity theft
• Inbuilt Personal Firewall

08. ZoneAlarm Anti-virus 2009

The latest version of ZoneAlarm antivirus comes with strong removal ability of most dangerous viruses and multilayered security for your PC. But it is not certified by any of the three major independent testing labs Virus Bulletic, Checkmark, or ICSA. Zone Alarm scans uses lesser possible system resources.

09. ESET NOD32 Antivirus

NOD32 is one of the leading antivirus applications with feature like

• Blocking all attempts to collect and forward your personal and confidential data
• Provides best protection against zero day threat and attacks
• Virus definition updates comes in very small size compared to others
• Multi layered protection including real-time email scanning

10. F-Secure Antivirus 2009

F-Secure Antivirus is quite easy to use and comes with pre-defined options for known threats. F-Secure heuristic scanner is considered as one of fastest. It provides new definition update on every two hours to provide you best possible security from most latest threats. It supports emails scanning for both Outlook and Thunderbird.