1.   It covers trading in all listed and unlisted securities, gilts, and other fixed interest securities on the London Stock Exchange.

2.   Security on domestic flights in the US has been stepped up considerably.

3.   The college failed to provide adequate security on campus after dark.

4.   Trade had increased considerably and security on the borrowing was based largely on the Dock rates.

5.   Security on the railways is a mammoth task.

6.   Security on railway lines in country areas is being tightened up to beat terrorists.

7.   This refers to sales and purchases of government securities on the open market by the Bank of England.

8.   The easing of restrictions which hindered competition between firms dealing in securities on the Stock Exchange.

9.   Now suppose that the central bank increases the money supply -- for example, by purchasing government securities on the open market.

10.   Although no users have reported experiencing any actual problems from the flaw, its discovery has stirred renewed concerns about security on the Internet.