sites from tracking their activities. Many browsers allow users to reject third-party cookies and tracking scripts, in some cases this is the default option. It has been anecdotally reported that errors can occur behind proxy servers and multiple firewalls, changing timestamps and registering invalid searches. Webmasters who seek to mitigate Google Analytics' specific privacy issues can employ a number of alternatives having their backends hosted on their own machines. Until its discontinuation, an example of such a product was Urchin WebAnalytics Software from Google itself. On January 20, 2015, the Associated Press reported that HealthCare.gov was providing access to enrollees' personal data to private companies that specialized in advertising, mentioning Google Analytics specifically. Additionally, in 2022, countries such as Austria, France, and Italy have prohibited the service which lets webmaster tools track and analyze their site traffic. The government stated in its decisions that information are collected via cookies and transmitted to the United states could potentially be seen by third parties and the government which could breach GDPR as users aren't ensured due process for redness. The new version of Google Analytics, also known as GA4, is equipped with deeper anonymization of user data through which the GA4 anonymizes IP addresses of all users by default, meaning it's not possible to perform any changes for this setting. Support and training Google offers free Google Analytics IQ Lessons, Google Analytics certification test, free Help Center FAQ and Google Groups forum for official Google Analytics product support. New product features are announced on the Google Analytics Blog. Enterprise support is provided through Google Analytics Certified Partners or Google Academy for Ads. Third-party support The Google Analytics API is used by third parties to build custom applications such as reporting tools. Many such applications exist. One was built to run on iOS (Apple) devices and is featured in Apple's app store. There are some third-party products that also provide Google Analytics-based tracking. The Management API, Core Reporting API, MCF Reporting API, and Real Time Reporting API are subject to limits and quotas. Popularity Google Analytics is the most widely used website statistics service. In May 2008, Pingdom released a survey stating that 161 of the 500 (32%) biggest sites globally according to their Alexa rank were using Google Analytics. A later piece of market share analysis claimed that Google Analytics was used by around 49.95% of the top 1,000,000 websites (as ranked