Data Used: Commenter’s name, email address, and site URL (if provided via the comment form), timestamp, and IP address. Additionally, a jetpack.wordpress.com IFrame receives the following data: WordPress.com blog ID attached to the site, ID of the post on which the comment is being submitted, commenter’s local user ID (if available), commenter’s local username (if available), commenter’s site URL (if available), MD5 hash of the commenter’s email address (if available), and the comment content. If Akismet (also owned by Automattic) is enabled on the site, the following information is sent to the service for the sole purpose of spam checking: commenter’s name, email address, site URL, IP address, and user agent.
Activity Tracked: The comment author’s name, email address, and site URL (if provided during the comment submission) are stored in cookies. Learn more about these cookies.
Data Synced (?): All data and metadata (see above) associated with comments. This includes the status of the comment and, if Akismet is enabled on the site, whether or not it was classified as spam by Akismet.
This feature is only available to sites on the Premium and Professional plans, and the actual payment processing is handled by PayPal.
Data Used: Transaction amount, transaction currency code, product title, product price, product ID, order quantity, PayPal payer ID, and PayPal transaction ID.
Activity Tracked: The PayPal payer ID, transaction ID, and HTTP referrer are sent with a payment completion tracking event that is attached to the site owner.
Data Synced (?): PayPal transaction ID, PayPal transaction status, PayPal product ID, quantity, price, customer email address, currency, and payment button CTA text.
Data Used: For payments with PayPal or Stripe: purchase total, currency, billing information. For taxes: the value of goods in the cart, value of shipping, destination address. For checkout rates: destination address, purchased product IDs, dimensions, weight, and quantities. For shipping labels: customer’s name, address as well as the dimensions, weight, and quantities of purchased products.