Programme in the State Hall of the Austrian National Library

CONSENT Stores the consent status of Google services. Storage duration: 2 years
PREF Stores user preferences (e.g. language, video playback settings). Storage duration: 8 months
GPS Collects location data for mobile users in order to display geographically relevant advertising Storage duration: Session
APISID Creates a profile of the user’s interests and is used for personalized advertising. Storage duration: 2 years
SAPISID Also used by Google/YouTube for profiling and personalization. Retention period: 2 years HSID Security feature that prevents unauthorized access (e.g. session hijacking). Storage duration: 2 years
SID Contains an encrypted Google ID and the last login time, used for security and advertising purposes. Storage duration: 2 years
YSC Session cookie for the unique session/player ID (video statistics). Retention period: Session VISITOR_INFO1_LIVE Set by YouTube and used for various purposes, including analytics and advertising. Storage duration: 1 day
VISITOR_PRIVACY_METADATA Used to track and improve users’ privacy settings on the YouTube platform. Storage duration: 90 days
_Secure-3PAPISID Creates a profile of website visitors’ interests in order to display relevant and personalized advertising through retargeting. Storage duration: 2 years
_Secure-3PSID Creates a profile of website visitors’ interests in order to display relevant and personalized advertising through retargeting. Storage duration: 2 years
_Secure-3PSIDCC Security/advertising cookie within the Google/YouTube ecosystem. Storage duration: 1 year

vuid Used to track the usage of embedded Vimeo videos. Storage duration: 2 years
__cf_bm Security cookie used to distinguish bots. Storage duration: 30 minutes
player Stores video player settings (e.g. volume, HD). Storage duration: 1 year
ab Used for A/B testing. Retention period Storage duration: Session
continuous_play_v3 Remembers whether the user prefers automatic playback. Storage duration: 1 year
optimizelyBuckets / optimizelyEndUserId / optimizelySegments Used for A/B testing and analysis of user interactions. Storage duration: variable (usually from session duration up to several months)
aka_debug Debugging cookie, sometimes set when there are issues with video playback. Storage duration: Session

1P_JAR Analyzes and tracks user interactions with Google services (statistics & advertising). Storage duration: 1 month
CONSENT Stores the user's consent status for Google services. Storage duration: 2 years
SID / HSID Security features, e.g., to protect against attacks (e.g., unauthorized login). Storage duration: 2 years
APISID / SAPISID Profiling based on user interests for personalized advertising. Storage duration: 2 years
SSID Authentication, as well as profile and usage data. Storage duration: 2 years
AEC Google security cookie, used to prevent spam, abuse and unauthorized access Storage duration: 6 months

_ga tores a unique identifier to distinguish returning visitors and generate usage statistics through Google Analytics. Storage duration: 2 years
_ga_<id> Associates user interactions with a specific GA4 property to enable detailed analytics for a website or embedded service. Storage duration: 2 years
_gid Identifies users within a single day to collect short-term visit and interaction statistics. Storage duration: 24 hours
_gat Limits the rate of requests sent to Google Analytics in order to reduce server load. Storage duration: 1 minute
NID tores Google user preferences and may be used for personalized content or advertising across Google services. Storage duration: 6 months
VISITOR_INFO1_LIVE Used by embedded YouTube videos to estimate bandwidth and track usage behavior in order to optimize playback and recommendations. Storage duration: 6 months
YSC Assigns a unique session identifier to an embedded YouTube video view to track interactions during the current session. Storage duration: Session
VISITOR_PRIVACY_METADATA Stores privacy and consent-related information for YouTube and Google services. Storage duration: 6 months
TESTCOOKIESENABLED Technically verifies whether the browser accepts cookies so embedded functions can operate correctly. Storage duration: Session
__cf_bm Detects automated or suspicious traffic through Cloudflare to help prevent abuse and bot activity. Storage duration: 30 minutes
JSESSIONID Maintains a temporary server session so multiple requests from the same user can be linked together. Storage duration: Session
OptanonConsent Stores the user’s cookie consent choices and privacy preferences. Storage duration: 1 year
OptanonAlertBoxClosed Remembers that the cookie notice has already been dismissed so it is not shown again. Storage duration: 1 year

__cf_bm Protects the platform against bots and abusive traffic. Storage duration: 30 minutes
_cfuvid Distinguishes users for traffic management and security analysis. Storage duration: Session
mp_* Enables viewer and account-related functionality within the Matterport system. Storage duration: Session
CookieConsent Stores the user’s cookie consent preferences. Storage duration: 6–12 months
_ga Identifies returning visitors for statistical analysis. Storage duration: 2 years
_gid Distinguishes visitors within a single day for analytics purposes. Storage duration: 24 hours
_gat Limits the rate of requests sent to Google Analytics. Storage duration: 1 minute
_ga_* Stores session-related information for Google Analytics 4. Storage duration: 2 years
_fbp Supports personalized advertising and marketing measurement via Meta/Facebook. Storage duration: 90 day
IDE Used to deliver and measure personalized Google advertising. Storage duration: 13 months
test_cookie Checks whether the browser supports cookies. Storage duration: 15 minutes
AWSALB / AWSALBCORS Distributes requests consistently across cloud servers. Storage duration: 7 days
sc_anonymous_id Recognizes anonymous users to improve the user experience. Storage duration: 2 years

Programme

Programme

Programme

Past special exhibitions

State Hall