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In addition to the google analytics cookies, we also need to include the Keycloak session and TIS application cookies used. 

Summary of Cookies used on TIS (Tbd

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- Devs to validate - Simon Meredith (Unlicensed))

Full details on the cookies set by Google Analytics are published on the Google website. Google also publishes a browser add-on to allow you to choose that information about your website visit is not sent to Google Analytics.

Cookie nameDurationDescriptionPurpose
Google analytics
_ _utma2 years from set/updateUsed to distinguish users and sessions. The cookie is created when the javascript library executes and no existing _ _utma cookies exist. The cookie is updated every time data is sent to Google Analytics.Tracks how many times (if any) you have visited the Trainee Information System (TIS) website.
_ _utmt10 minutesUsed to throttle request rate.
_ _utmb30 minutes after your visit, or after 30 minutes of inactivityUsed to determine new sessions/visits. The cookie is created when the javascript library executes and no existing _ _utmb cookies exists. The cookie is updated every time data is sent to Google Analytics.Tracks how long you have spent on the website.
_ _utmcEnd of browser sessionNot used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the _ _utmb cookie to determine whether the user was in a new session/visit.
_ _utmd6 months after it was last set
Gives us information on how the site was reached (e.g. directly or a link, organic search or paid search)
_ _utmz6 months after it was last setStores the traffic source or campaign that explains how the user reached your site. The cookie is created when the javascript library executes and is updated every time data is sent to Google Analytics.Identifies where you've come from e.g. from a search engine or from another website
_ _utmv2 years from set/updateUsed to store visitor-level custom variable data. This cookie is created when a developer uses the_setCustomVar method with a visitor level custom variable. This cookie was also used for the deprecated _setVar method. The cookie is updated every time data is sent to Google Analytics.
Content experiments - cookie usage 

_ _utmx

18 monthsused to determine a user's inclusion in an experiment
_ _utmxx18 monthsUsed to determine the expiry of experiments a user has been included in
Optimize 360 - cookie usage
_gaexpDepends on the length of the experiment but typically 90 days.Used to determine a user's inclusion in an experiment and the expiry of experiments a user has been included in.
Keycloak and TIS application cookies
AUTH_SESSION_IDsessionUsed for sticky connections to an individual node in the Keycloak clusterhttps://github.com/keycloak/keycloak-documentation/blob/master/server_installation/topics/clustering/sticky-sessions.adoc
KEYCLOAK_IDENTITYsession
JWT representing the user identity.
KEYCLOAK_SESSION12hrKeycloak's session token
KC_RESTARTsession
JWT containing the redirect information to determine where a user should be returned to after logging in.
mod_auth_openidc
mod_auth_openidc_state_sessionRepresentation of the state of the current login The "state" cookie is created when the user is redirected away to the OpenID Connect Provider for authentication. It is a cookie with a unique name (prefixed with a constant mod_auth_openidc_state_) that is tied to the state parameter that is sent in the authentication request. It is deleted when the user returns to the Apache server with an authentication response (indicating either success or failure)
mod_auth_openidc_sessionsessionmod_auth_openidc's session tokenThe "session" cookie is created after the user returns from the OpenID Connect provider with a successful authentication response (note that the state cookie is deleted at the same time)
TIS application  <<Requires dev input>>
dashBoardStatesessionUser's current dashboard state for revalidationStores the user's preferences such as which columns to see, which sorting filters and page are active
defaultLocale1 monthUser's current locale
sessionsessionUnique session identifierThe Keycloak session token
usersessionCached user representation

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