Purchase of Own Securities

London Security PLC
22 May 2003


LONDON SECURITY PLC

Purchase of Own Shares

London Security plc announces that on 21 May 2003 it purchased for cancellation
2,000 ordinary shares of London Security plc at a price of 1300p per share.

The issued share capital of London Security plc is now 14,485,316 ordinary
shares.

                      This information is provided by RNS
            The company news service from the London Stock Exchange