The glossary below contains many of the terms you will find in common use throughout the Symantec Security Response website. Please refer to this list to find definitions of terms and answers to other Internet security-related questions.

URL Uniform Resource Locator

The standard addressing system for the World Wide Web. A URL consists of two parts: The first part indicates the protocol to use (for example http://), and the second part specifies the IP address or the domain name and the path where the desired information is located (for example

A string of alphanumeric characters that specify an Internet resource. For example:

A URL consists of the protocol (http), the domain name of the computer on which the information is stored (, and the location of the content (news).

A string of characters in a standardized format that refers to a resource on the Internet by its location.