--- title: Cookie Use in the EventMobi Platform description: For full details about the cookies used in the EventMobi Platform, please review the EventMobi Platform Cookie inventory below.  Cookies that are marked as Necessary are required for the application t --- [Skip to content](https://help.eventmobi.com/en/knowledge/cookie-use-in-the-eventmobi-platform#main-content) English Show submenu for translations [![1589391206704.png\]](https://help.eventmobi.com/hs-fs/hubfs/1589391206704.png?width=40&height=40&name=1589391206704.png)](https://help.eventmobi.com/?hsLang=en) - [EventMobi Knowledge Base](https://help.eventmobi.com/) Open main navigation Close main navigation - [EventMobi Knowledge Base](https://help.eventmobi.com/) - English Show submenu for translations - [Product Updates & Feedback](https://updates.eventmobi.com/) [Product Updates & Feedback](https://updates.eventmobi.com/) What can we help you with? - There are no suggestions because the search field is empty. 1. [EventMobi Knowledge Base](https://help.eventmobi.com/en/knowledge?hsLang=en) 2. [Event Organizers](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en) 3. [Privacy & Security](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#privacy-security) November 25, 2025 # Cookie Use in the EventMobi Platform For full details about the cookies used in the EventMobi Platform, please review the EventMobi Platform Cookie inventory below.  Cookies that are marked as **Necessary** are required for the application to function correctly.  | **\_\_hs\_cookie\_cat\_pref** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 6 months **Purpose:** Used for attendee chat support. This cookie is used to record the categories a visitor consented to. it contains data on the consented categories. | | --- | --- | | **\_\_hs\_do\_not\_track** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 6 months **Purpose:** Used for attendee chat support. This cookie can be set to prevent the tracking code from sending any information to HubSpot. It contains the string "yes". | | **\_\_hs\_initial\_opt\_in** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 7 days **Purpose:** Used for attendee chat support. This cookie is used to prevent the banner from always displaying when visitors are browing in strict mode. It contains the string "yes" or "no". | | **\_\_hs\_opt\_out** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 6 months **Purpose:** Used for attendee chat support. This cookie is used by the opt-in privacy policy to remember not to ask the visitor to accept cookies again. This cookie is set when you give visitors the choice to opt out of cookies. It contains the string "yes" or "no". | | **\_\_hssc** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 6 months **Purpose:** This cookie keeps track of sessions. This is used to determine if HubSpot shouldincrement the session number and timestamps in the \_\_hstc cookie. It contains the domain, viewCount (increments each pageView in a session), and session start timestamp. | | **\_\_hssrc** | **3rd Party:** No **Category:** Necessary **Type:** Session **Domain:** .eventmobi.com **Expiry:** End of session **Purpose:** Used for attendee chat support. Whenever HubSpot changes the session cookie, this cookie is also set to determine if the visitor has restarted their browser. If this cookie does not exist when HubSpot manages coookies, it is considered a new session. It contains the value "1" when present. | | **em-login-attendee** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 1 month **Purpose:** Stores the logged in session in EventMobi. | | **KEEN\_GUID** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 1 year **Purpose:** Session identifier for statistics. | | **multiapp** | **3rd Party:** No **Category:** Necessary **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 365 days **Purpose:** Support functions related to multi-event apps, including registration for push notifications. | | **\_\_hstc** | **3rd Party:** No **Category:** Analytics **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 6 months **Purpose:** Used for attendee chat support. The main cookie for tracking visitors. It contains the domain, utk, initial timestamp (first visit), last timestamp (last visit), current timestamp (this visit) and session number (increments for each subsequent session). | | **hubspotutk** | **3rd Party:** No **Category:** Analytics **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 6 months **Purpose:** This cookie keeps track of a visitor's identity. It is passed to HubSpot on form submission and used when deduplicating contacts.  It contains an opaque GUID to represent the current visitor. | | **messagesUtk** | **3rd Party:** No **Category:** Analytics **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 6 months **Purpose:** Used for attendee chat. This cookie is used to recognize visitors who chat with you via the chatflows tool. If the visitor leaves your site before they're added as a contact, they will have this cookie associated with their browser. | | **\_fbp** | **3rd Party:** No **Category:** Analytics **Type:** Persistent **Domain:** .eventmobi.com **Expiry:** 30 days **Purpose:** Meta tracking cookie injected through HubSpot. | **Please note**: for video playback, EventMobi uses a component called ReactPlayer, which allows for embedding of various video players. EventMobi cannot offer an overview over cookies set through any of these third party players. ReactPlayer supports an undefined number of video embeds. - [Event Organizers](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#main-content) - [Experience Manager](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#experience-manager) - [Attendee Engagement](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#attendee-engagement) - [Branding & Design](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#branding-design) - [Creating Profiles & Sessions](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#creating-profiles-sessions) - [Event Communications](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#event-communications) - [Onsite Events](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#onsite-events) - [Virtual Events](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#virtual-events) - [Core Registration](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#core-registration) - [Extended Registration](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#extended-registration) - [Reporting](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#reporting) - [Sharing Resources](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#sharing-resources) - [Sponsorship](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#sponsorship) - [Launch the Event App](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#launch-the-event-app) - [Event Services](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#event-services) - [Event Information & Settings](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#event-information-settings) - [Privacy & Security](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#privacy-security) - [What's New](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#whats-new) - [Call For Speakers](https://help.eventmobi.com/en/knowledge/event-organizers?hsLang=en#call-for-speakers) - [Attendees & Speakers](https://help.eventmobi.com/en/knowledge/attendees-speakers?hsLang=en#main-content) - [Using the Event App](https://help.eventmobi.com/en/knowledge/attendees-speakers?hsLang=en#using-the-event-app) - [Access Resources as an Attendee](https://help.eventmobi.com/en/knowledge/attendees-speakers?hsLang=en#access-resources-as-an-attendee) - [Share Resources as a Speaker](https://help.eventmobi.com/en/knowledge/attendees-speakers?hsLang=en#share-resources-as-a-speaker) - [Manage Event Communications](https://help.eventmobi.com/en/knowledge/attendees-speakers?hsLang=en#manage-event-communications) - [Connect With Others at the Event](https://help.eventmobi.com/en/knowledge/attendees-speakers?hsLang=en#connect-with-others-at-the-event) - [Sponsors & Exhibitors](https://help.eventmobi.com/en/knowledge/sponsors-exhibitors?hsLang=en#main-content) - [Exhibiting at an Event](https://help.eventmobi.com/en/knowledge/sponsors-exhibitors?hsLang=en#exhibiting-at-an-event) - [Integration Hub](https://help.eventmobi.com/en/knowledge/integration-hub?hsLang=en#main-content) - [EventMobi Integration Hub Solution](https://help.eventmobi.com/en/knowledge/integration-hub?hsLang=en#eventmobi-integration-hub-solution) - [Simplify Your Processes with Automations](https://help.eventmobi.com/en/knowledge/integration-hub?hsLang=en#simplify-your-processes-with-automations) - [Integrations from EventMobi to your solution](https://help.eventmobi.com/en/knowledge/integration-hub?hsLang=en#integrations-from-eventmobi-to-your-solution) - [Integrations from your solution to EventMobi](https://help.eventmobi.com/en/knowledge/integration-hub?hsLang=en#integrations-from-your-solution-to-eventmobi) - [Registration](https://help.eventmobi.com/en/knowledge/registration?hsLang=en#main-content) - [Content](https://help.eventmobi.com/en/knowledge/registration?hsLang=en#content) - [Design](https://help.eventmobi.com/en/knowledge/registration?hsLang=en#design) [![EMI-logo-colour-dark-letters (1)](https://help.eventmobi.com/hs-fs/hubfs/EMI-logo-colour-dark-letters%20(1).png?width=147&height=34&name=EMI-logo-colour-dark-letters%20(1).png "EMI-logo-colour-dark-letters (1)")](https://www.eventmobi.com/) © 2025 EventMobi™ A Trademark and Tradename of 5Touch Solutions Inc.  [Change your cookie preferences](https://www.eventmobi.com/cookie-declaration/)