[null,null,[],[[["The Protected Audience API allows advertisers to target ads to interest groups, defined as groups of people with shared interests, while preserving user privacy."],["Interest group membership data is stored solely on the user's device and is not shared with the browser vendor or any other parties."],["Advertisers can update interest group attributes, such as bidding logic and ad creatives, using an `updateUrl` specified during interest group creation."],["Updates are subject to rate limits (maximum of one per day) and can be triggered manually or automatically after an ad auction."],["Detailed documentation, including developer guides and explainers, is available to help implement and understand the Protected Audience API."]]],["Topics, derived from the Topics API, can enhance the Protected Audience bidding process. Buyers can include these topics in `userBiddingSignals` when defining interest groups, allowing `generateBid()` to factor them into bids. Sellers can add topics to `auctionSignals`, `sellerSignals`, or `perBuyerSignals`, enabling `scoreAd()` to consider user interests. The Topics API returns a selection of observed topics for the browser, which can be used directly or processed with other data in bidding logic.\n"]]