A number that uniquely identifies a session.

A string of data provided by the web server, normally stored within a cookie or URL. A Session ID tracks a user's session, or perhaps just his current session, as he traverse the web site.

an identification string used to associate specific web page activity with a specific user so that a sense of state is preserved for a web application

an intermediate handle that is assigned and used by the servlet container

a pseudo-random number generated at the runtime

a string of numbers that are uniquely expressed and contain the date and time of the user login

a unique collection of random characters which allows our server to recognise you as you move around the site

a unique identification number that the system assigns to a call

a unique identifier assigned to a visitor, usually as a parameter in the url ("/index

a unique identifier that is usually placed in a cookie or in a url as a parameter that will help you collect data about a particular visitor as they go along through your web site

a unique ID that the Web Application Server assigns to each client

a unique number that a Web site's server assigns a specific user for the duration of that user's visit ( session )

a unique number that is assigned to a Web site visitor and which is used to track the visitor's path and the time of entry and exit

a unique number which is (behind the screens and automatically) assigned by our web server each time you connect to our site

a unique, random number assigned to a user as they kick around your site

A server has no way of identifying a client unless it uses a “session ID” - a unique number/letter combination saved as a “cookie” on the client or appended to the URL if cookies are turned off. Two common uses are to personalize pages (“Hello Harry!”) or to retain shopping information until checkout.

Webpages that are produced at the time of the page request from programs, are called Dynamic pages. Programs often will use specific urls for each visitor. You will often see those as a string of numbers in the browser address bar. These numbers will track you via cookies and serve pages specific to your "session". A session can be any time limit and then it expires. Sites use these sessions to serve custom content, defeat browser caching, and to direct the flow of visitors through the website.

In MQSeries for OS/390, the CICS-unique identifier that defines the communication link to be used by a message channel agent when moving messages from a transmission queue to a link.