London Security PLC 10 January 2005 LONDON SECURITY PLC (the "Company") 10 JANUARY 2005 PURCHASE OF OWN SECURITIES London Security plc announces that on 6 January 2005 the Company purchased for cancellation 1,000 ordinary shares of 10 pence each at a price of 1380 pence per share, and a further 1,000 ordinary shares of 10 pence each at a price of 1381.15 pence per share in a separate transaction. The issued share capital of the Company is now 14,463,816 ordinary shares. This information is provided by RNS The company news service from the London Stock Exchange