EXCHANGE NOTICE MARCH 30, 2010 SHARES SSH COMMUNICATIONS SECURITY CORPORATION: CHANGE OF COMPANY NAME The change of SSH Communications Security Corporation's name to Tectia Corporation will be valid in the NASDAQ OMX Helsinki's INET trading system as of April 6, 2010. Updated identifiers: New company name: Tectia Corporation Company code: TEC Trading code: TEC1V ISIN code: FI0009008270 Orderbook id: 24357 Presuming that the new company name will be entered into the Trade Register on April 1, 2010. NASDAQ OMX HELSINKI Global Corporate Client Group Listings & Capital Markets