VirusBuster Ltd. was one of the few Hungarian it- security software vendors. The fully Hungarian owned company develops – under the same brand name: “VirusBuster” – for the Hungarian and international market to protect users’ computers from malware and other IT-security threats. In August 2012, VirusBuster Ltd. announced the cancellation of its anti-virus products. [1] After VirusBuster has been shut down, the whole developing and malware analyst team has joined Sophos .


The legal and trade predecessor of the firm began to develop antiviral products at the end of the 1980s. Its software named “Virsec” came out at the same time, when they appeared with their similar solutions. In 1992 Virsec was renamed to “VirusBuster”. At the later official formation of the firm became the name of the company.

In 1997 the official foundation of VirusBuster Ltd took place. In the next years the company produced mainly anti-viral products for the Hungarian market, primarily for the governmental sector. 2000 was the year of the international opening. VirusBuster’s products has been a leader in the field of international testing, and is one of the most important ones in the world. Between 2000 and 2003 VirusBuster steadily extended its portfolio. The developments in the field of protected platforms and systems, also in the new security market, and in the management system for the firm’s security products. With all of these achievements, the company could offer effective security solutions for every organizational customer.

Between 2003 and 2006 VirusBuster is growing its Eastern European and worldwide market positions. The antiviral engine of the company has become an independent product and is integrated into several other firms’ security solutions. These were the years, when VirusBuster appeared on the American market.

In August 2012, Agnitum, the PC security expert and manufacturer of the Outpost range of security products, had announced the acquisition of antivirus technology and its long-term partner VirusBuster.

In October 2012, the owner of the VirusBuster has made the decision that the products and services have been removed from the market. The entire developing and malware analyst team has joined Sophos .


VirusBuster provided customized, multi-level virus protection solutions for all – individual, home and all size organizational – customer groups, more VirusBuster Internet Security Suite provides full IT-protection for home users. The company’s security products cover all major operating systems, including both the workstation and server platforms.
According to independent IT -providers and international test labs, the products of the company are pretty good solutions, in the aspects of both speed and efficiency. Some security analysts Said VirusBuster’s user interface is Rather too “traditional” goal selon cette others Almost “old fashioned” GUIprovides better transparency and easier manageability. According to all opinions the products of the company cover all important business platforms and protect from every IT-security threats.

Technology licenses

Beside the retail solutions for different market segments it was also important for the company, that their antiviral engine became an independent product. Several international companies have been licensing VirusBuster’s technology, and integrating it into their own products. (Outpost Security Suite, Kaspersky , Microsoft , Proteatools)

International partnerships

Beside the companies mentioned above, the most important strategic partners of the company in different international collaboration projects were:

  • Microsoft
  • HP
  • Sun Microsystems
  • Novell

Name misuse

In the beginning of 2008 VirusBuster’s security researchers found a computer malware, which was using the name of the company to trick users. The worm was spreading itself as an attachment of infected e-mails under the name “”. The analysis and classification of the virus was a very difficult task, since it was a variant of the well-known and somewhat old “Bagle” malware family.
This was not the first example of misuse; VirusBurst was a fake antispyware program in 2006. Its name was very similar to VirusBusters’ name – probably accidentally, but in another case the similarity was perfect:
Also in 2008 the 29A virus-writing group announced its shut down, and one of the prominent members of the 29A team also used the ‘VirusBuster’ alias.

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