The company has offices in Denmark, Finland, France, Germany, India, Italy, Japan, Malaysia, Netherlands, Norway, Poland, Sweden, the United Kingdom and the United States, with a presence in more than 100 countries, and Security Lab operations in Helsinki and in Kuala Lumpur, Malaysia.

[6] In June 2015, F-Secure expanded into the enterprise market by acquiring nSense, a Danish company that specialized in security consultation and vulnerability assessment.

[7] The purchase followed of Inverse Path, a privately owned Italian security consultancy with experience in avionics, automotive, and industrial control sectors.

The demerger came into effect July 1, 2022, when F-Secure was listed on Nasdaq Helsinki and the corporate business was completely separated from the company.

[12] Around 2008, in co-operation with Aalto University School of Science and Technology, F-Secure ran a one-semester course for future virus analysts, with some material available online.