Attention : cette liste concerne le portes ouvertes 2025 (mise à jour le 1er mars 2026 pour les participants aux PO de mai 2026)
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| Cookie | Durée | Description |
|---|---|---|
| v1st | 1 year 1 month | The v1st cookie is set by TripAdvisor to collect details about how visitors use the website, by displaying user reviews, awards and information received on the TripAdvisor community. |
| yt-player-headers-readable | never | The yt-player-headers-readable cookie is used by YouTube to store user preferences related to video playback and interface, enhancing the user's viewing experience. |
| yt-remote-cast-available | session | The yt-remote-cast-available cookie is used to store the user's preferences regarding whether casting is available on their YouTube video player. |
| yt-remote-cast-installed | session | The yt-remote-cast-installed cookie is used to store the user's video player preferences using embedded YouTube video. |
| yt-remote-connected-devices | never | YouTube sets this cookie to store the user's video preferences using embedded YouTube videos. |
| yt-remote-device-id | never | YouTube sets this cookie to store the user's video preferences using embedded YouTube videos. |
| yt-remote-fast-check-period | session | The yt-remote-fast-check-period cookie is used by YouTube to store the user's video player preferences for embedded YouTube videos. |
| yt-remote-session-app | session | The yt-remote-session-app cookie is used by YouTube to store user preferences and information about the interface of the embedded YouTube video player. |
| yt-remote-session-name | session | The yt-remote-session-name cookie is used by YouTube to store the user's video player preferences using embedded YouTube video. |
| ytidb::LAST_RESULT_ENTRY_KEY | never | The cookie ytidb::LAST_RESULT_ENTRY_KEY is used by YouTube to store the last search result entry that was clicked by the user. This information is used to improve the user experience by providing more relevant search results in the future. |
| Cookie | Durée | Description |
|---|---|---|
| dmvk | session | The dmvk cookie is set by Dailymotion to record data of visitor behaviour on the website. |
| __utma | 1 year 1 month 4 days | Google Analytics sets this cookie to distinguish users and sessions. The cookie is created when the JavaScript library executes and there are no existing __utma cookies. The cookie is updated every time data is sent to Google Analytics. |
| __utmb | 1 hour | Google Analytics sets this cookie to determine new sessions/visits. __utmb cookie is created when the JavaScript library executes and there are no existing __utma cookies. It is updated every time data is sent to Google Analytics. |
| __utmc | session | Google Analytics sets this cookie to enable interoperability with urchin.js, an older version of Google Analytics and is used in conjunction with the __utmb cookie to determine new sessions/visits. It is deleted when the user closes the browser. |
| __utmt | 10 minutes | Google Analytics sets this cookie to inhibit the request rate. |
| __utmz | 6 months | Google Analytics sets this cookie to store the traffic source or campaign by which the visitor reached the site. |
| Cookie | Durée | Description |
|---|---|---|
| test_cookie | 15 minutes | doubleclick.net sets this cookie to determine if the user's browser supports cookies. |
| VISITOR_INFO1_LIVE | 6 months | YouTube sets this cookie to measure bandwidth, determining whether the user gets the new or old player interface. |
| VISITOR_PRIVACY_METADATA | 6 months | YouTube sets this cookie to store the user's cookie consent state for the current domain. |
| YSC | session | Youtube sets this cookie to track the views of embedded videos on Youtube pages. |
