The website of the British Institute of Radiology does not store or capture personal information, but merely logs the user's IP address which is automatically recognised by the web server.
Summary of terms
Used to locate and display web pages via a software application. The most popular ones are Microsoft Internet Explorer and Mozilla Firefox.
Message given to a web browser by a web server. The message is then stored by the browser in a text file called cookie.txt. Each time the browser requests a page from the server, this message is sent back. A cookie's main objective is to identify users and personalise their visit by customising web pages for them e.g. by welcoming them by name next time they visit the same site. A site using cookies will usually invite you to provide personal information such as your name, e-mail address and interests.
IP (Internet Protocol)
All networks connected to the internet speak IP, the technical standard which allows data to be transmitted between two devices. TCP/IP (Transmission Control Protocol/Internet Protocol) is responsible for making sure messages get from one host to another and that the messages are understood.
If you are connected to the internet your computer will have an IP address.
A computer that hosts a website and delivers (serves up) web pages to your personal computer.