Cookie usage

The following cookies are used for various purposes in DXP.

Cookie Name	Purpose
ARRAffinity	Strictly necessary. Routes the request made through a web browser to the same machine in the DXC cloud environment. See ARRAffinity - Microsoft Azure. This cookie is deleted when you close your browser.
__cfuid	Strictly necessary. Speeds up page loading times and overrides any security restrictions that may be applied to a browser based on the IP address from which it comes. Persistent (1 year from creation). See CloudFlare cookies.
ai_session	Used with Microsoft Application Insights for collecting statistical usage and telemetry information. Unique anonymous session identifier cookie.
ai_user	Used with Microsoft Application Insights for collecting statistical usage and telemetry information. Unique user identifier cookie for counting the number of users accessing an application over time.
TiPMix	Used in Azure during deployments to pin a user session to a deployment slot.
x-ms-routing-name	Used in Azure during deployments to route to deployment slots.

See Optimizely platform cookies for Optimizely Content Management System (CMS) 12 for information about other cookies used in the Optimizely platform.