Reference - Kentico cookies

The following table describes the cookies used in Kentico and lists the level of each cookie:

Cookie name

Level

Expiration

Description

CMSCookieLevel

System

1 year

Specifies which cookies are allowed by the visitor.

ASP.NET_SessionId

System

session end

Keeps the user session ID for security reasons.

CMSCsrfCookieSystemsession endStore's a security token that the system uses to validate all form data submitted via POST requests. Helps protect against Cross site request forgery.

CMSPreferredCulture

Essential

1 year

Stores the visitor's preferred content culture.

CMSMobileRedirected

Essential

session end

Indicates if the visitor has been redirected to the mobile version of the website by the Mobile device redirection web part.

CMSCurrentTheme

Essential

1 day

Stores the name of the current visual theme to provide proper design to the dialog windows.

Webauthtoken

Essential

3rd party cookie

Live ID authentication cookie.

CMSForumPostAnswer

Essential

1 month

Keeps a list of Question-Answer forum posts in which the user voted for an answer to prevent repeated votes.

CMSVotedPolls

Essential

1 year

Keeps a list of polls where the user voted to prevent repeated votes.

CMSRatedDocuments

Essential

1 year

Keeps a list of pages that the user rated to prevent repeated votes.

CMSShowDesktopVersion

Essential

1 year

Indicates that the visitor has switched to the desktop (default) version of the website from a specific device profile.

CMSWindowsUserEssentialsession endStores information for users who were imported from an Active Directory domain during authentication.
.ASPXFORMSAUTH

Essential

set in web.configStores the user's encrypted authentication ticket when using forms authentication.

CMSPreferredUICulture

Editor

1 year

Stores the preferred UI culture of the user.

CMSViewMode

Editor

1 day

Stores the user's current view mode (Edit, Preview, Design, etc.).

CMSImpersonationEditorsession endStores user information when impersonating a different user in the administration interface.

CMSUserWords

Editor

1 month

User's custom word dictionary kept by the spell checker.

DisplayContentInDesignModeEditorsession end

Remembers the user's setting of the Web part content checkbox on the Design tab (for example in the Pages application).

DisplayContentInUIElementDesignModeEditorsession end

Remembers the user's setting of the Web part content check box on the Design tab of UI elements.

CMSMacroDesignerTabEditor1 dayRemembers the last active tab of the Edit macro condition dialog.
CMSSplitModeEditorsession endRemembers the state of the language version split-view mode when editing multilingual websites.
CMSPreviewStateEditor1 yearStores the user's latest page design preview preferences.

CMSPropertyTab

Editor

1 day

Remembers the last active tab of the Properties section in the Pages application.

CMSViewTab

Editor

1 day

Remembers the last active tab of the View section in the Preview mode of the Pages application.

CMSValidationTab

Editor

1 day

Remembers the last active tab of the Validation section in the Preview mode of the Pages application.

CMSEdVariantSliderPositions<templateid>

Editor

7 days

Remembers the position of the variant slider when defining variants for MVT or Content personalization.

CMSWebPartToolbarCategory

Editor

1 month

Stores the selected web part category on the web part toolbar.

CMSWebPartToolbarMinimized

Editor

1 month

Remembers if the user minimized the web part toolbar on the Design tab.

CMSCurrentDeviceProfileName

Editor

1 year

Stores the selected device profile when editing pages.

CMSCurrentDeviceProfileRotateEditorsession endRemembers whether the device preview uses the landscape or portrait view.
CMSUniGraphEditor1 yearStores the user's Snap to grid preference in the advanced workflow and marketing automation designer.
CMSSessionTokenEditor1 yearStores the token used by the web service that provides the advanced workflow and marketing automation designer.
ABSelectorState<ABtestname>Editor2 monthsStores the state of the selectors on AB test overview page.

VisitorStatus

Visitor

20 years

Indicates if the visitor is new or returning. Used for tracking the visitors statistic in Web analytics.

SourceVisitor50 yearsStores the channel which the user came from (e.g., email, Facebook, Twitter, etc.).

Campaign

Visitor

50 years

Stores the web analytics Campaign assigned to the visitor.

TrackedCampaignsVisitor50 yearsStores all the web analytics Campaigns, which should be tracked within a JavaScript snippet.

UrlReferrer

Visitor

1 day

Stores the URL referrer from which the user arrives on the website.

CurrentContact

Visitor

50 years

Stores the GUID of the contact related to the current site visitor. Used to track activities on the website.

CMSAB<ABtestname>

Visitor

2 months

Used to track conversions for the test and maintain consistent page content for the visitor. Stores the name of the page variant assigned to the visitor, the list of performed conversions and information whether visitor is included in A/B testing specified by an A/B test.

CMSMVT<mvtestname>

Visitor

1 month

Stores the combination of variants assigned to the visitor by an MVT test. Used to track conversions for the test and maintain consistent page content for the visitor.

CMSNoTestMVT<templateid>

Visitor

1 month

Stores the currently selected MVT combination for editors in the administration interface.

CMSShoppingCart

Visitor

1 year

Stores a GUID reference to the user's shopping cart. Allows the system to recover the shopping cart for unregistered customers, even after it is cleared from the cache (for example after an application restart).

CMSBodyClass

Visitor

50 years

Body element class to provide accessibility standards.

CMSEd<GUID>Current

Visitor

1 dayStores the current step of Wizard layout web parts.
CMSUserPageVisitor20 minutesStores the IDs (DocumentID, NodeID) of the last visited page. Used for logging landing and exit page web analytics and activities.

ChatLoggedInToken

Visitor

session end

Stores the login state for the Chat application (indicates if the user is in the online state).

ChatSupportLoggedInToken

Visitor

session end

Indicates if the user is logged in to the support chat.

<Window name>_<Group ID>_roomID

Visitor

4 daysStores bindings between groups of chat web parts and chat rooms (for a specific window or tab).
chat_autoinitchat_displayed_<GUID>

Visitor

1 hourRemembers if the Automatically initiated chat web part was shown to the user (prevents multiple chat initiation messages).
chat_kick_roomid_<room ID>

Visitor

Kick lasting time (seconds) settingIndicates that the user was kicked from the specified chat room (and is not allowed to return).
StrandsSBS_*Visitor20 minutesUsed by the Strands Recommender solely for its own purposes. The cookies are managed on the Strands side.
CMSStrandsTrackEvent_*Visitor20 minutesStores persistent HTTP context after a page is reloaded. Used for tracking of shopping cart events.
__openid_selector_*Visitor1 yearStores OpenId user identification for authentication purposes.
CMSLandingPageLoadedVisitor20 minutesIndicates that the landing page has already been visited and the Landing page activity is not logged again for the current visitor. Expires after 20 minutes and the expiration period of the key is renewed every time the website is accessed again.

Third party cookies

Third partyCookie levelNotes

Social media

All (by default)

Social media integration web parts use the corresponding social media's cookies.

If social media web parts are not displayed on your pages, lower the default social media cookie level using this web.config key.

Example - Settings social media cookie level to "Visitor"
<add key="CMSSocialMediaCookieLevel" value="200" />

CKEditor

-CKEditor cookies may be stored for users working with the WYSIWYG editor.
51DAllUsed when the system is configured for 51degrees.mobi mobile device detection.

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