A Note About Security and Data Privacy
All Google-authored charts are developed with privacy and security considerations in mind. All Google chart documentation pages include a data policy section that describes whether a chart sends any chart data from the page.
All third-party authors submitting to the gallery agree to the Terms of Service and Program Policy, which includes provisions to respect the privacy and other legal rights of users.
Here is a summary of our policies and privacy and security practices for third-party developers: