F-Secure Oyj - Changes in company's own shares

SHARE REPURCHASE 13.12.2010

F-Secure Corporation STOCK EXCHANGE ANNOUNCEMENT    13.12.2010

SHARE REPURCHASE  13.12.2010

In the Helsinki Stock Exchange


Trade date                    13.12.2010
Bourse trade                 BUY
Share                            FSC1V
Amount                         13.600              shares
Total cost                      27.738,00         EUR
Average price/ share     2,0396             EUR
Highest price/ share      2,04                 EUR
Lowest price/ share      2,03                 EUR


F-Secure Corporation now holds a total of 3.220.913 shares
including the shares repurchased on 13.12.2010.


On behalf of F-Secure Corporation

Nordea Bank Finland Plc


Petri Simberg             Julius Summanen