Stinger is a stand-alone utility used to detect and remove specific viruses.

McAfee AVERT Stinger is not a substitute for the full anti-virus protection, but rather a tool that assists administrators and users when dealing with an infected system.

Stinger utilizes next generation scan engine technology, including process scanning, digitally signed DAT files, and scan performance optimizations.

The Kaspersky Anti-Virus application was designed to be the backbone of your PC's security system, offering protection from a range of IT threats.

Kaspersky Anti-Virus provides the basic tools needed to protect your PC.
Here are some key features of "Kaspersky Anti-Virus Personal 2011":

You didn't buy your computer to run antivirus. That's why ESET NOD32 Antivirus gives you fast, effective and easy-to-use protection without getting in your way. Smart proactive detection blocks most known and emerging threats hours or days faster than other antivirus technologies.

Fast, light and unobtrusive software protects your Internet experience without annoying system slowdowns. ESET NOD32 Antivirus provides the world's fastest and most effective proactive antivirus and antispyware protection for your home.
Here are some key features of "ESET NOD32 Antivirus":

The AVG Free Edition application provides basic protection for surfing, searching and social networking.  Millions of people around the world use AVG Anti-Virus Free for their basic online activities. Whether it’s surfing the Internet, conducting web searches, or simply keeping up with friends on Facebook, AVG Anti-Virus Free has got you covered.

AVG Anti-Virus Free Edition 2011 allows you to:

Avira AntiVir Personal FREE Antivirus was developed to be a reliable free antivirus solution, that constantly and rapidly scans your computer for malicious programs such as viruses, Trojans, backdoor programs, hoaxes, worms, dialers etc. Monitors every action executed by the user or the operating system and reacts promptly when a malicious program is detected.

Avira AntiVir Personal is a comprehensive, easy to use antivirus program, designed to offer reliable free of charge virus protection to home-users, for personal use only, and is not for business or commercial use.

Avira AntiVir Personal gives you the following functions:
· Control Center for monitoring, administering and controlling the entire program
· Central configuration with user-friendly standard and advanced options and context-sensitive help
· Scanner (On-Demand Scan) with profile-controlled and configurable search for all known types of virus and malware
· Integration into the Windows Vista User Account Control allows you to carry out tasks requiring administrator rights
· Guard (On-Access Scan) for continuous monitoring of all file access attempts
· Integrated quarantine management to isolate and process suspicious files
· Rootkit protection for detecting hidden malware installed in your computer system (rootkits) (Only for 32-bit systems)
· Direct access to detailed information on the detected viruses and malware via the Internet
· Simple and quick updates to the program, virus definitions, and search engine through Single File Update and incremental VDF updates via a webserver on the Internet
· Integrated Scheduler to plan one-off or recurring tasks, such as updates or test runs
· Very high rates of virus and malware detection using innovative search technologies (search engines) and heuristic search processes
· Detection of all common archive types, including detection of nested archives and smart extensions
· High-performance multithreading function (simultaneous high-speed scanning of multiple files)

NOTE:
Avira AntiVir Personal is free for personal use only. A license key can be downloaded from here.

Here are some key features of "Avira AntiVir Personal - Free Antivirus":

· AntiVir protection against viruses, worms and Trojans AntiDialer protection against expensive dialers
· AntiRootkit protection against hidden rootkits
· Faster Scanning up to 20% faster
· AntiPhishing protection against phishing
· AntiSpyware protection against spyware and adware NetbookSupport for laptops with low resolution
· QuickRemoval eliminates viruses at the push of a button

Requirements:

· At least 100 MB of free hard disk memory space (more if using Quarantine for temporary storage)
· At least 192 MB RAM under Windows 2000/XP
· At least 512 MB RAM under Windows Vista
· For the installation of Avira AntiVir Personal: Administrator rights
· For all installations: Windows Internet Explorer 6.0 or higher

Limitations:

· Not for Commercial or Business use
· Nag screen
What's New in This Release:
New Gui:
· Avira AntiVir, version 10 will be released with a new graphical user interface that features a completely new set of icons as well as a new 3D navigation bar and a continuous background picture.

· The new user interface keeps the proven elements of the old interface and the customer does not need to get into a new interface. However, the new icon set and the other new elements make it much easier for the customer to find his way around the program.

Avira AntiVir ProActiv :
· Avira AntiVir, version 10 is now equipped with a brand new host-based intrusion prevention system called Avira AntiVir ProActiv. AntiVir ProActiv constantly monitors the behaviour of the system in real-time and looks for unusual events.

· An integrated rule-system is able to decide proactively if a certain event (or a combination of events) indicates that the system is currently under attack from a new or unknown malware.

· If a rule matches the user is then able to decide what to do with this ...