Cookie Name	Cookie Description	Cookie-Lebensdauer
PHPSESSID	To store the logged in user's username and a 128bit encrypted key.This information is required to allow a user to stay logged in to a web sitewithout needing to submit their username and password for each page visited. Without this cookie, a user is unabled to proceed to areas of the web site that require authenticated access.
private_content_version	Appends a random, unique number and time to pages with customer content to prevent them from being cached on the server.
persistent_shopping_cart	Stores the key (ID) of persistent cart to make it possible to restore the cart for an anonymous shopper.
form_key	A security measure that appends a random string to all form submissions to protect the data from Cross-Site Request Forgery (CSRF).
store	Tracks the specific store view / locale selected by the shopper.
login_redirect	Preserves the destination page the customer was navigating to before being directed to log in.
mage-messages	Tracks error messages and other notifications that are shown to the user, such as the cookie consent message, and various error messages, The message is deleted from the cookie after it is shown to the shopper.
mage-cache-storage	Local storage of visitor-specific content that enables e-commerce functions.
mage-cache-storage-section-invalidation	Forces local storage of specific content sections that should be invalidated.
mage-cache-sessid	The value of this cookie triggers the cleanup of local cache storage.
product_data_storage	Stores configuration for product data related to Recently Viewed / Compared Products.
user_allowed_save_cookie	Indicates if the shopper allows cookies to be saved.
mage-translation-storage	Stores translated content when requested by the shopper.
mage-translation-file-version	Stores the file version of translated content.
section_data_ids	Stores customer-specific information related to shopper-initiated actions such as display wish list, checkout information, etc.

Cookie Name	Cookie Description	Cookie-Lebensdauer
recently_viewed_product	Stores product IDs of recently viewed products for easy navigation.
recently_viewed_product_previous	Stores product IDs of recently previously viewed products for easy navigation.
recently_compared_product	Stores product IDs of recently compared products.
recently_compared_product_previous	Stores product IDs of previously compared products for easy navigation.

Cookie Name	Cookie Description	Cookie-Lebensdauer
_ga	Used to distinguish users.
_gid	Used to distinguish users.
_gat	Used to throttle request rate.