Cookie is a small text file that the web server sends to the user’s web browser and is stored on the user’s computer’s hard drive.
PURPOSE OF COOKIES
The computer user can also take precautionary measures to prevent cookies from being stored on his computer. To do this, the user must modify the privacy settings of the web browser. Blocking all cookies may help protect user privacy, but also restrict the use of some web pages.
The user may start by blocking the use of all cookies in the browser and, based on his experience of future use, will allow cookies only for the web pages he/she trusts. The following links provide guidance on how a user can tune in to the most common web browsers for cookies and security settings:
Internet Explorer: http://support.microsoft.com/kb/278835