Please ignore this one. Thanks! On Monday, May 1, 2023 at 9:11:45 AM UTC-4 lin...@google.com wrote:
> Contact emails > > johni...@chromium.org, csharri...@chromium.org, lin...@chromium.org > > Explainer > > https://github.com/WICG/attribution-reporting-api/blob/main/app_to_web.md > > Specification > > https://wicg.github.io/attribution-reporting-api/#cross-app-and-web (a > rough shell at this point) > > Summary > > Currently, the Attribution Reporting API > <https://github.com/WICG/conversion-measurement-api> supports attributing > events within a single browser instance. This proposal expands the scope of > attribution to allow attributing conversions that happen on the web to > events that happen off the browser, within other applications such as > mobile applications. > > The proposal here takes advantage of OS-level support for attribution. In > particular, it gives the developer an option to allow events on the mobile > web to be joinable with events in Android’s Privacy Sandbox > <https://developer.android.com/design-for-safety/privacy-sandbox/attribution>, > > although support for other platforms could also be implemented in the > future. > > The experiment will be on Android T > <https://developer.android.com/about/versions/13> devices only. > Blink component > > Internals>AttributionReporting > <https://bugs.chromium.org/p/chromium/issues/list?q=component:Internals%3EAttributionReporting> > > TAG review > > https://github.com/w3ctag/design-reviews/issues/724 (Attribution > Reporting API) > > TAG review status > > Pending > > Risks > Interoperability > > There are several other different attribution measurement proposals from a > variety of browser vendors and companies, each offering different forms of > privacy and utility: > > Safari has proposed and implemented Private Click Measurement. > > Mozilla has proposed Interoperable Private Attribution. > > Microsoft has proposed a few ideas (MaskedLARK, Bucketization). > > The following signals are for the Attribution Reporting API, we haven’t > requested signals separately for the cross app and web extension yet. > > Gecko: No official position > > > WebKit: No official position > > Web developers: TBD > > > Ergonomics > > N/A > > Activation > > A successful API flow involves enabling Measurement API on Android and > registering events on the web to pass to Android. Android is responsible > for the actual attribution and reporting. > > WebView Application Risks > > N/A > > > Security > > Security considerations > <https://github.com/WICG/turtledove/blob/main/Original-TURTLEDOVE.md#security-considerations>are > > detailed here > <https://github.com/WICG/attribution-reporting-api/blob/main/app_to_web.md#security-considerations> > . > > Privacy > > Privacy considerations are detailed here > <https://github.com/WICG/attribution-reporting-api/blob/main/app_to_web.md#privacy-considerations> > . > > Goals for experimentation > > For experimentation with the new extension of the Attribution Reporting > API, we hope to see that the measurement data made available through the > API provides useful ad conversion data cross app and web. > > Experiment Configuration > > The origin trial for this experiment will be separate from existing > Privacy Sandbox APIs to reduce risks for other APIs in case of bugs in > this origin trial. > > > The new origin trial will support third-party origin trial > <https://developer.chrome.com/en/docs/web-platform/third-party-origin-trials/> > > configurations. To ensure that developers can run this experiment without > concern for crash/breakage, this origin trial will be available for a > subset of users by default. Initially, the Cross App And Web Attribution > Measurement API will only be enabled on 50% Canary/Dev Chrome channels. > As we gain confidence that the API is working properly by monitoring > feature usage, we will enable the API for the Beta Chrome channel and > eventually the Stable Chrome channel. > > > The Attribution Reporting API will be fully enabled (app-to-web, > web-to-app, web-to-web) with the new origin trial token. > > Ongoing technical constraints > > None. > > > Debuggability > > The Attribution Reporting API utilizes DevTools and an internal page > (chrome://attribution-internals) to facilitate testing and integration. Debug > reports > <https://github.com/WICG/attribution-reporting-api/blob/main/EVENT.md#optional-transitional-debugging-reports> > > are supported (and when configured in a third-party context, require > third-party cookies to be available). > > > The debugging information for OS registrations will be displayed in > DevTools and in chrome://attribution-internals as well. Android Measurement > is also implementing a similar debugging reports framework to facilitate > cross app and web testing. > > Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, Chrome OS, Android, and Android WebView)? > > No, only on Android for this experiment. > > Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/master/docs/testing/web_platform_tests.md> > ? > > No, web platform tests are not supported for Android. > > Flag name > > The API can be enabled using chrome://flags/#privacy-sandbox-ads-apis. > > Requires code in //chrome? > > No. > > Launch bug > > https://launch.corp.google.com/launch/4238495 > > Estimated milestones > > We hope to start the Origin Trial sometime during M114 beta (M114 to M119 > inclusive). > > Link to entry on the Chrome Platform Status > > https://chromestatus.com/feature/4994430156668928 > > Links to previous Intent discussions > > Attribution Reporting API Intent to experiment: > > > https://groups.google.com/a/chromium.org/g/blink-dev/c/jEnNpideO1Y/m/NXiiV_nnDwAJ > > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. 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