Web Security Education

This page explains basic web security practices and demonstrates how much information a website can gather from a visitor’s browser.

Browser Metadata Collected

Property Description Value
navigator.appName Returns the name of the browser
navigator.appVersion Returns version information about the browser
navigator.geolocation Returns a geolocation object that can be used to extract information about the user’s current position
navigator.language Returns information on the browser’s primary language
navigator.onLine Determines whether the browser is currently online
navigator.platform Returns information about the platform on which the browser is running
navigator.userAgent Returns information about the browser, platform name, and compatibility

Safe Web Browsing Practices

Sources & Summaries