Privacy 2025 queries

[max-ostapenko]

Makes progress on #4083

Cookie Analysis

• the most common first-party cookie names across domains (cookies_top_first_party_names.sql).
• the most common third-party cookie names and domains (cookies_top_third_party_names.sql, cookies_top_third_party_domains.sql).

Privacy Compliance Frameworks

• CMPs using the IAB Transparency and Consent Framework v2 (most_common_cmps_for_iab_tcf_v2.sql).
• the distribution of US Privacy String values for websites using the IAB US Privacy Framework (most_common_strings_for_iab_usp.sql).
• publishers by country using the IAB TCF v2 (most_common_countries_for_iab_tcf_v2.sql).

Tracking and Technologies

• the most common tracker categories deployed on websites (most_common_tracker_categories.sql).
• websites by technology and technology category, focusing on privacy-related categories such as analytics and advertising (number_of_websites_per_technology.sql, number_of_websites_per_technology_category.sql).

Privacy Sandbox and Attribution Reporting

• Attribution Reporting API destinations registered by third parties and publishers (number_of_ara_destinations_registered_by_third_parties_and_publishers.sql).
• Privacy Sandbox attestation adoption (number_of_privacy_sandbox_attested_domains.sql).

Other Privacy Metrics

• the most common referrer policies at the site level (most_common_referrer_policy.sql).
• bounce tracking domains (most_common_bounce_domains.sql).
• the most common CNAME domains used for tracking (most_common_cname_domains.sql).

Browser provided logs

• ...