US Patent 10489608 Automatic masking of sensitive data

A masking system and method for automatically masking sensitive user information on a webpage is provided. The method includes the steps of identifying a location of the first user data of the first type of sensitive user information on the webpage, updating an initial path to the first user data to account for changes to the initial path detected in response to repeated visits to the webpage, wherein the updated initial path to the first user data is stored as a stable path, locating a second user data associated with a second type of sensitive user information on the webpage, by accessing a central database containing path information to a location of the second user data on the webpage, and masking the first user data and the second user data on the webpage, using the stable path and the path information obtained from the central database.