SHARE REPURCHASE 17.12.2009 Helsinki Stock Exchange Trade date 17.12.2009 Bourse trade PURCHASE Share FSC1V Amount 10 500 osaketta Total cost 29 310.00 EUR Average price / share 2.791429 EUR Highest price / share 2.80 EUR Lowest price / share 2.78 EUR F-Secure Corporation now holds 1 529 446 shares including the shares repurchased on 17.12.2009. On behalf of F-Secure Corporation FIM Bank Ltd Mika Kannisto