F-Secure Oyj

Transaction in Own Shares • Nov 19, 2009

Disclosure 274087

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

SHARE REPURCHASE 19.11.2009

SHARE REPURCHASE 19.11.2009 Helsinki Stock Exchange Trade date 19.11.2009 Bourse trade PURCHASE Share FSC1V Amount 9 000 osaketta Total cost 23 955,00 EUR Average price / share 2.6617 EUR Highest price / share 2.67 EUR Lowest price / share 2.66 EUR F-Secure Corporation now holds 1 316 323 shares including the shares repurchased on 19.11.2009. On behalf of F-Secure Corporation FIM Bank Ltd Antti Pajukka