In a trial run, Google Chrome to corral netizens into groups for tailored web ads rather than target individuals The third-party advertising cookie: Barely tolerated anymore. We can rebuild it, internet titan insists, we have the technology. Share Copy Analysis Google on Monday said it will make some of its Privacy Sandbox proposals available for testing with the release of Chrome 89 in March as part of its effort to rewire the technical infrastructure of online advertising. The planned privacy defenses aren't entirely ready yet, but should be, eventually. "Advertising is essential to keeping the web open for everyone, but the web ecosystem is at risk if privacy practices do not keep up with changing expectations," said Chetna Bindra, group product manager for user trust and privacy, at Google in a blog post.