F-Secure Oyj — Earnings Release 2013

Jul 22, 2013

F-Secure Corporation lowers its full-year 2013 financial guidance

F-Secure Corporation lowers its full-year 2013 financial guidance

F-Secure Corporation lowers its full-year 2013 financial guidance

F-Secure Corporation
Stock exchange release
July 22, 2013 at 17.45 EEST

Management's estimation for the year has been revised; the annual revenue is
estimated to be at the level of 2012. The annual profitability is estimated to
be over 15% of revenues.

The previous guidance was the following: revenue growth of over 5% compared to
2012 and profitability of over 15% of revenues.

The Q2 2013 quarterly interim report will be published on July 26.

F-Secure Corporation

Additional information

Taneli Virtanen, CFO
tel. +358 9 2520 5655