EXCHANGE NOTICE, SEPTEMBER 02, 2021 SHARES SSH COMMUNICATIONS SECURITY OYJ: SHARES SUBSCRIBED WITH OPTION RIGHTS A total of 24,000 shares will be traded as old shares as of September 03, 2021. Identifiers of SSH Communications Security Oyj's share: Trading code: SSH1V ISIN code: FI0009008270 Orderbook id: 24357 Number of shares: 38,826,233 Nasdaq Helsinki Oy, Surveillance, survo@nasdaq.com, +358 9 6166 7260