Department of Homeland Security banned Kaspersky products from all government departments on September 13, 2017. Kaspersky has faced controversy over allegations that it has engaged with the Russian Federal Security Service (FSB)-ties which the company has actively denied. As of 2014, Kaspersky's research hubs analyze more than 350,000 malware samples per day. Kaspersky also publishes the annual Global IT Security Risks Survey. Various covert government-sponsored cyber-espionage efforts were uncovered through their research. The Kaspersky Global Research and Analysis Team (GReAT) has led the discovery of sophisticated espionage platforms conducted by nations, such as Equation Group and the Stuxnet worm. In 2012 Kaspersky Lab was named a 'Leader' in the Gartner Magic Quadrant for Endpoint Protection Platforms. According to Gartner, Kaspersky Lab is currently the third largest vendor of consumer IT security software worldwide and the fifth largest vendor of Enterprise Endpoint Protection.

Kaspersky Lab is ranked 4th in Endpoint Security segment according to IDC data for 2010. It was the first Russian company to be included into the rating of the world's leading software companies, called the Software Top 100 (79th on the list, as of June 29, 2012). Kaspersky Lab ranks fourth in the global ranking of antivirus vendors by revenue. As of 2016, the software has about 400 million users and has the largest market-share of cybersecurity software vendors in Europe. Kaspersky expanded abroad from 2005 to 2010 and grew to $704 million in annual revenues by 2020, up 8% from 2016, though annual revenues were down 8% in North America due to U.S. Kaspersky Lab develops and sells antivirus, internet security, password management, endpoint security, and other cybersecurity products and services. It was founded in 1997 by Eugene Kaspersky, Natalya Kaspersky, and Alexey De-Monderik Eugene Kaspersky is currently the CEO. Laboratoriya Kasperskogo) is a Russian multinational cybersecurity and anti-virus provider headquartered in Moscow, Russia, and operated by a holding company in the United Kingdom.

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