SSH OPTION CERTIFICATES EXERCISED FOR SHARE SUBSCRIPTION


SSH COMMUNICATIONS SECURITY CORP   STOCK EXCHANGE RELEASE                       
                                   MAY 27, 2009 AT 10.00 A.M.                   


SSH OPTION CERTIFICATES EXERCISED FOR SHARE SUBSCRIPTION                        

According to the I/2003 option program, 3.416 shares were subscribed for using  
class A option certificates, 3.418 shares using class B option certificates and 
3.166 shares using class C option certificates. The subscription period for     
shares with I/2003 A option certificates started May 1, 2004, with I/2003 B     
option certificates started May 1, 2005 and with I/2003 C option certificates   
started May 1, 2006. The issue of the I/2003 Stock Option Program was approved  
by the Annual General Meeting of April 29, 2003.                                

The corresponding increase in the share capital, in total EUR 300,00 was        
registered in the Finnish Trade Register on May 27, 2009. As a result of the    
increase, the share capital of the company is EUR 863.953,47 and the total      
number of shares 28.798.449.                                                    

The holders of the new shares are entitled to all shareholders' rights from the 
registration date May 27, 2009. The new shares will be listed by NASDAQ OMX     
Helsinki Ltd. together with the other shares approximately May 28, 2009.        


SSH COMMUNICATIONS SECURITY CORP                                                


Pekka Rauhala                                                                   
General Counsel                                                                 

Further information:                                                            
Pekka Rauhala, General Counsel, telephone: +358 20 500 7522                     

Distribution:                                                                   
NASDAQ OMX Helsinki Ltd.                                                        
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