Kaspersky Lab is a Russian computer security company, co-founded by Natalia Kaspersky and Eugene Kaspersky in 1997, offering anti-virus, anti-spyware, anti-spam, and anti-intrusion products.
The current line of Kaspersky home-user products consists of Kaspersky Internet Security (KIS) 2011, Kaspersky Anti-Virus (KAV) 2011, Kaspersky Mobile Security (KMS) and AVZ Antiviral Toolkit, Kaspersky Anti-Virus for Mac, Kaspersky Password Manager, Kaspersky KryptoStorage. In 2010, Kaspersky launched a consumer security suite named Kaspersky Pure. Kaspersky products are widely used throughout Europe and Asia. In the United States, Kaspersky Lab was ranked as the fastest growing internet security software,based on NPD sales data.
One of the The Most Popular Antivirus Ever! Basic Antivirus and Antispyware protection for Windows available to download for free. Limited features, no support, for private and non-commercial use only
The Best Antivirus which Protects against viruses and other Malware with industry-leading technology with Multi-layered proactive protection against new and unknown threats.
Avast Antivirus software provides complete virus protection for your computer. Antivirus engine is complemented by anti-spyware, firewall and Antispam modules to protect you against phishing schemes, identity theft and internet-distributed web viruses.
Norton AntiVirus, developed and distributed by Symantec Corporation, provides malware prevention and removal during a subscription period. It uses signatures and heuristics to identify viruses. Other features include e-mail spam filtering and phishing protection.
“Avira security software” refers to a range of antivirus and Internet security software for the Windows, Linux, FreeBSD, OpenBSD, and Solaris computing platforms by Avira. These applications are based on the AntiVir antivirus engine also known as “Luke Filewalker”, first launched in 1988.
On October 17, 2008, a major update to the search engine was released, which increased scanning speed by 20%.
Avira GmbH periodically “cleans out” the virus definition files, by replacing specific signatures with generic ones, which results in a general increase in performance and scanning speed. The last database clean-out was made on October 27, 2008, which caused problems to AntiVir Personal users when updating because of its large size (15 MB) and because of AntiVir Personal’s slow servers. For that reason Avira GmbH added an additional 6 GB of bandwidth to the AntiVir Personal Servers and changed the updating process: Nowadays there are 32 smaller definition files which are updated regularly to avoid peaks in the download of updates.
Eset (Nod 32)
ESET NOD32 Antivirus, commonly known as NOD32, is an antivirus software package made by the Slovak company ESET. ESET NOD32 Antivirus is sold in two editions, Home Edition and Business Edition. The Business Edition packages add ESET Remote Administrator allowing for server deployment and management, mirroring of threat signature database updates and the ability to install on Microsoft Windows Server operating systems.
Panda Security SL, formerly Panda Software, is a computer security company founded in 1990 by Panda’s former CEO, Mikel Urizarbarrena, in the city of Bilbao, Spain. Initially centered on the production of antivirus software, the company has expanded its line of applications to include firewall applications, spam and spyware detection applications, cybercrime prevention technology, and other system management and security tools for businesses and home users.
Panda’s products include security tools for home users and enterprises, including protection against cybercrime and kinds of malware that can damage IT systems, such as spam, hackers, spyware, dialers and undesirable web content, as well as detection of WiFi intrusions. Its trademark technology, branded TruPrevent, is a set of proactive capabilities aimed at blocking unknown viruses and intruders. In 2007 Panda introduced a new collective intelligence security model, which utilizes grid computing for malware collection and detection.
Panda Security spots market opportunity with cloud[clarification needed] and on November 2009, unveiled its first Cloud-Based Security Services for Home Users and SMBs
McAfee VirusScan is an antivirus program created and maintained by McAfee Inc. (formerly known as Network Associates). McAfee markets VirusScan to home and home-office users; McAfee also develops VirusScan Enterprise for use in corporate environments. The product is not available as a standalone package, but is included in the McAfee VirusScan Plus package or as part of McAfee Internet Security Suite. McAfee also produces a similar product for Mac OS X under the name of VirusScan for Mac. Additionally, BSkyB and McAfee have produced a “Sky Broadband” branded version of VirusScan, offered free to Sky Digital customers upon broadband modem installation.
Webroot entered the enterprise market in 2004 with the launch of Webroot Spy Sweeper Enterprise, which combined Spy Sweeper with technology that enables IT administrators to deploy antispyware protection across an entire network.