Adobe Target Cookies

Adobe Target uses cookies to give website operators the ability to test which online content and offers are more relevant to visitors.

You can change these settings if needed, with the exception of the cookie duration. Consult your account representative when changing cookie settings.


Adobe Target users can also create customized third-party cookies.

Setting Information

Cookie name


Cookie domain

The second and top levels of the domains from which you serve the mbox. Because it is served from your company's domain, the cookie is a first party cookie. Example:

Server domain, using the client code for your Adobe Target account.

Cookie duration

The cookie remains on the visitor's browser two years from his or her last login. You cannot change the cookie duration.


If any of your domain names include a country code, such as, work with your Client Services to configure your mbox.js to support this.

The cookie keeps a number of values to manage how your visitors experience Adobe Target campaigns:

Value Definition

session ID

A unique ID for a user session. By default, this lasts 30 minutes.

pc ID

A semi-permanent ID for a visitor's browser. Lasts until cookies are manually deleted.


A simple test value used to determine if a visitor supports cookies. Set each time a visitor requests a page.


Set if visitor's load time exceeds the timeout configured in the mbox.js file. By default, this lasts 1 hour.

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