RNS Number:1998T
Baltimore Technologies PLC
12 December 2003

                           BALTIMORE TECHNOLOGIES PLC

London, UK - 12 December 2003: Baltimore Technologies plc (London: BLM) has
received notification on 11 December 2003 that, following the purchase of
110,000 ordinary shares on 10 December 2003, Acquisitor Holdings (Bermuda)
Limited is interested in 4,393,736 ordinary shares in Baltimore Technologies
plc, representing 8.18% of the issued share capital of the Company.

                                    - ENDS -
For further information:
Baltimore Technologies plc
Denis Kelly
+353 1881 6000

Smithfield
Andrew Hey
Nick Bastin
Will Swan
020 7360 4900



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