F-Secure Oyj is a Finnish cyber security and privacy company founded in 1988. The company provides security software and services for businesses and consumers, including antivirus, firewall, anti-spyware, and anti-spam software. F-Secure also offers vulnerability scanning, penetration testing, and incident response services. The company has offices in over 20 countries and its products are sold in more than 100 countries. F-Secure is listed on the NASDAQ OMX Helsinki Ltd.