F-Secure Oyj - Corporate Action

Subscription of F-Secure shares with F-Secure 2005 warrants

F-SECURE CORPORATION                                             STOCK EXCHANGE
RELEASE 
           Dec 7, 2011 


Subscription of F-Secure shares with F-Secure 2005 warrants

A total of 418,081 F-Secure shares were subscribed for with the C warrants
attached to the F-Secure 2005 Warrant Plan. The issue of the 2005 Warrant Plan
was approved by the Annual General Meeting on March 23, 2005. 

In aggregate the number of shares was increased by 418.081 which was registered
in the Finnish Trade Register on Dec 7, 2011. F-Secure received as subscription
price a total amount of EUR 618,759.88, which will be recorded in the fund for
company's distributable equity. As a result of the registering the total number
of shares is 158,798,739. 

The holders of the new shares are entitled to all shareholders' rights from the
registration day. The Company has submitted an application for the new shares
to be listed on the Helsinki Exchanges together with the other Company shares.
The trading with the new shares will commence on Dec 8, 2011. 

The subscription period for the 2005 C warrants began on March 1, 2010 and
ended on November 30, 2011. 


F-Secure Corporation

Taneli Virtanen
CFO


Additional information:

F-Secure Corporation
Taneli Virtanen, CFO
tel. +358 9 2520 5655

DISTRIBUTION
Helsinki Exchanges
Main media