F-Secure Corporation ANNOUNCEMENT 1.8.2011 SHARE REPURCHASE 1.8.2011 In the Helsinki Stock Exchange Trade date 1.8.2011 Bourse trade BUY Share FSC1V Amount 6.000 shares Total cost 13.640 EUR Average price/ share 2,2733 EUR Highest price/ share 2,29 EUR Lowest price/ share 2,25 EUR F-Secure Corporation now holds a total of 3.510.103 shares including the shares repurchased on 1.8.2011. On behalf of F-Secure Corporation Nordea Bank Finland Plc Petri Simberg Julius Summanen