Hilton Honors: Book Hotels

"Our advertising partners may use the fact that you visited our website to target advertising to you on other websites and mobile apps on your current device or on other devices you use. They may match your browsers or devices if you log into the same online service on multiple devices or if your devices share similar attributes that support an inference that they are used by the same person or household. This means that information about your activity on websites or apps on your current browser or device may be combined and used with information collected from your other browsers or devices."

Hilton's advertising partners perform cross-device linking and cross-site tracking, combining user activity across multiple browsers, devices, websites, and mobile apps to build unified profiles for targeted advertising.

"We partner with certain third-party service providers to collect information to engage in analytics, auditing, research, and reporting. These third parties may use server logs, web beacons, tags, pixels, and similar technologies, and they may set and access cookies on your computer or other device. In particular, we use Adobe Analytics to help us understand how our customers use our websites. We also use Adobe Audience Manager to create audiences for personalizing content and advertising experiences."

Hilton shares data with numerous third parties including Adobe Analytics, Adobe Audience Manager, Amazon Chat, WhatsApp, LINE, and various advertising SDKs (Alipay, WeChat Pay, Baidu Maps, Braze, Branch) that collect data directly from users' devices.

"When you use Digital Key, we collect the following categories of personal information about you: Precise geolocation information. We also collect information related to your location while on our properties (via keycards and other technologies). In connection with such advertising, we may share the following categories of information with advertising networks: location information, such as city."

Hilton collects precise geolocation data through its Digital Key feature and on-property tracking via keycards, and shares location information with advertising networks for targeted advertising purposes.

"We may modify this Statement from time to time. When we make material changes to this Statement we will post a link to the revised Statement on the homepage of our site. Any changes to our Statement will become effective upon posting of the revised Statement on the site. Use of the site, any of our products and services, consenting to and/or having the opportunity to review the updated Statement following such changes constitutes your acceptance of the revised Statement then in effect."

Hilton can change its privacy statement at any time, and merely continuing to use their services or having the 'opportunity to review' the updated statement is deemed acceptance of the new terms.

"We retain personal information about you necessary to fulfill the purpose for which that information was collected or as required or permitted by law. When we destroy your personal information, we do so in a way that prevents that information from being restored or reconstructed."

Hilton's data retention policy provides no specific timelines or maximum retention periods, using open-ended language like 'as required or permitted by law' that could justify indefinite retention of personal data.

"Cookies and Other Technologies allow us and third parties to obtain information about your visits to the site, including to analyze your visiting patterns. We collect device information, streaming service usage, IP addresses, session IDs, and interaction information with Hilton websites, apps, emails or ads (such as open time, clicked links, and version)."

Hilton collects extensive device data including device identifiers, streaming service usage patterns, and detailed interaction tracking across websites and apps, much of which goes beyond what's needed for hotel booking services.