F-Secure Oyj

Transaction in Own Shares • Nov 30, 2009

Disclosure 274284

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

SHARE REPURCHASE 30.11.2009

SHARE REPURCHASE 30.11.2009 Helsinki Stock Exchange Trade date 30.11.2009 Bourse trade PURCHASE Share FSC1V Amount 16 500 osaketta Total cost 44 100,42 EUR Average price / share 2.6728 EUR Highest price / share 2.70 EUR Lowest price / share 2.65 EUR F-Secure Corporation now holds 1 384 338 shares including the shares repurchased on 30.11.2009. On behalf of F-Secure Corporation FIM Bank Ltd Antti Pajukka