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

SHARE REPURCHASE 28.10.2011

F-Secure Corporation       ANNOUNCEMENT         28.10.2011
SHARE REPURCHASE 28.10.2011                               
In the Helsinki Stock Exchange                            
Trade date                        28.10.2011              
Bourse trade               BUY                            
Share                      FSC1V                          
Amount                                20.000  shares      
Total cost                         43.760,75  EUR         
Average price/ share                  2,1880  EUR         
Highest price/ share                    2,19  EUR         
Lowest price/ share                     2,18  EUR         
F-Secure Corporation now holds a total of 3.913.858 shares
including the shares repurchased on 28.10.2011.           
On behalf of F-Secure Corporation                         
Nordea Bank Finland Plc                                   
Petri Simberg              Julius Summanen