Cookies in the Web
out, and enable personalized ads to be shown in a browser. Cookies remember
an individual based on a generated identification string that is user-specific.
This string is stored in the browser and then used by other sites as a source
of information for identity and other similar purposes.
Cookies are often used to create “sessions.” These sessions then are used to keep track of
which users are logged into a website. For
example, when a user logs into his or her bank account, the website will then
show account information about that user and will only allow that user to
perform actions for his or her own account.
The “logged-in” state is made possible by session cookies.
Cookies are also used to gather information about
users. Other information such as the users’ general location or gender may also
be included in tracking cookies. For
example, if a user has been shopping for shoes on one website, shared tracking
cookies can allow other websites to advertise a local shoe store to the user.
contained in the policy specifies what information the site gathers from the
user, what the data is used for, and other information regarding the site’s
There are options such as safe or private browsing modes in
most modern web browsers that can help mitigate cookie tracking. In this mode, the user’s cookies are reset
each time the user closes the browser. Select
the appropriate browser below for instructions on how to access each browser’s
private browsing mode.
Cookies, although abundant on the web, can be removed. Some
antivirus software and computer cleaning software will remove these
automatically. It is also possible for
the user to remove cookies manually. Visit
NAU’s Clearing Internet Temporary Files
page for more information on how to delete your browser’s cookies.
Cookies can be disabled permanently within a browser’s
settings although many sites require cookies to be enabled for the site to function. These instructions will be located at the
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