F-Secure Corporation (formerly Data Fellows) is an anti-virus and computer security and computer software company based in Helsinki, Finland. The company has 20 country offices and a presence in more than 100 countries, with Security Lab operations in Helsinki, Finland and in Kuala Lumpur, Malaysia. Through more 200 operator partners globally, millions of broadband customer use F-Secure services. F-Secure Corp. is publicly traded on the Helsinki Stock Exchange under the symbol FSC1V.