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SSH COMMUNICATIONS SECURITY CORP   STOCK EXCHANGE ANNOUNCEMENT
                                   SEPTEMBER 29, 2006 AT 2:00PM


SSH OPTION CERTIFICATES EXERCISED FOR SHARE SUBSCRIPTION

According to the I/1999 option program, 1 125 shares were subscribed
for using class E option certificates, 1 125 shares using class F
option certificates, 1 375 shares using class G option
certificates and 625 shares using class H option certificates.
The subscription period for shares with I/1999 E option
certificates started May 1, 2002, with I/1999 F option
certificates November 1, 2002, with I/1999 G option certificates
May 1, 2003 and with I/1999 H option certificates November 1,
2003. The issue of the I/1999 Stock Option Program was approved
by Annual General Meeting of August 5, 1999.

According to the I/2003 option program, 35 163 shares were subscribed
for using class A option certificates, 36 506 shares using class
B option certificates and 37 830 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 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        
3 412,47 was registered in the Finnish Trade Register on September
29, 2006. As a result of the increase, the share capital of the
company is EUR 852.206,85 and the total number of shares
28.406.895.

The holders of the new shares are entitled to all shareholders’ rights
from the registration date September 29, 2006. The new shares
will be listed on the main list of Helsinki Exchanges together
with the other shares as of October 2, 2006.


SSH COMMUNICATIONS SECURITY CORP

Mika Peuranen
CFO