Privacy 2024 queries - CCPA, fingerprinting, cookies

sql/2024/privacy/ccpa_most_common_phrases.sql

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+WITH pages AS (
+  SELECT client, rank_grouping, page, JSON_QUERY_ARRAY(custom_metrics, '$.privacy.ccpa_link.CCPALinkPhrases') AS ccpa_link_phrases FROM `httparchive.all.pages`, -- TABLESAMPLE SYSTEM (0.01 PERCENT)
+    UNNEST([1000, 10000, 100000, 1000000, 10000000, 100000000]) AS rank_grouping WHERE date = '2024-06-01' AND is_root_page = true AND rank <= rank_grouping
+)
+SELECT client, rank_grouping, link_phrase, count(DISTINCT page) AS num_pages FROM pages, unnest(ccpa_link_phrases) link_phrase GROUP BY link_phrase, rank_grouping, client ORDER BY rank_grouping, client, num_pages DESC

sql/2024/privacy/ccpa_prevalence.sql

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+WITH pages AS (
+  SELECT client, rank_grouping, page, JSON_VALUE(custom_metrics, '$.privacy.ccpa_link.hasCCPALink') AS has_ccpa_link FROM `httparchive.all.pages`,
+    --    TABLESAMPLE SYSTEM (0.0025 PERCENT)
+    UNNEST([1000, 10000, 100000, 1000000, 10000000, 100000000]) AS rank_grouping WHERE date = '2024-06-01' AND is_root_page = true AND rank <= rank_grouping
+)
+SELECT client, rank_grouping, has_ccpa_link, count(DISTINCT page) AS num_pages FROM pages GROUP BY has_ccpa_link, rank_grouping, client ORDER BY rank_grouping, client, has_ccpa_link

sql/2024/privacy/cookies_top_first_party.sql

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+-- Most common cookie names, by number of domains on which they appear. Goal is to identify common trackers that use first-party cookies across sites.
+
+WITH pages AS (
+  SELECT client, root_page, custom_metrics FROM `httparchive.all.pages` -- TABLESAMPLE SYSTEM (0.00001 PERCENT)
+  WHERE date = '2024-06-01'
+),
+cookies AS (
+  SELECT client, cookie, net.host(JSON_VALUE(cookie, '$.domain')) AS cookie_host, net.host(root_page) AS firstparty_host FROM pages, UNNEST(JSON_QUERY_ARRAY(custom_metrics, '$.cookies')) cookie
+)
+SELECT client, count(DISTINCT firstparty_host) AS domain_count, JSON_VALUE(cookie, '$.name') AS cookie_name FROM cookies WHERE firstparty_host LIKE '%' || cookie_host GROUP BY client, cookie_name ORDER BY domain_count DESC, client DESC LIMIT 500

sql/2024/privacy/cookies_top_third_party.sql

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+WITH pages AS (
+  SELECT page, client, root_page, custom_metrics FROM `httparchive.all.pages` -- TABLESAMPLE SYSTEM (0.00001 PERCENT)
+  WHERE date = '2024-06-01'
+),
+cookies AS (
+  SELECT client, page, cookie, net.host(JSON_VALUE(cookie, '$.domain')) AS cookie_host, net.host(root_page) AS firstparty_host FROM pages, UNNEST(JSON_QUERY_ARRAY(custom_metrics, '$.cookies')) cookie
+)
+SELECT client, cookie_host, count(DISTINCT page) AS page_count FROM cookies WHERE firstparty_host NOT LIKE '%' || cookie_host GROUP BY client, cookie_host ORDER BY page_count DESC, client LIMIT 500

sql/2024/privacy/fingerprinting_most_common_apis.sql

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+CREATE TEMP FUNCTION getFingerprintingTypes(input STRING)
+RETURNS ARRAY<STRING>
+LANGUAGE js AS """return Object.keys(JSON.parse(input).privacy?.fingerprinting?.counts || {})""";
+
+WITH pages AS (
+  SELECT client, page, fingerprinting_type FROM `httparchive.all.pages`, -- TABLESAMPLE SYSTEM (0.001 PERCENT)
+    unnest(getFingerprintingTypes(custom_metrics)) AS fingerprinting_type WHERE date = '2024-06-01'
+)
+SELECT client, fingerprinting_type, count(DISTINCT page) AS page_count FROM pages GROUP BY client, fingerprinting_type ORDER BY page_count DESC

sql/2024/privacy/fingerprinting_most_common_scripts.sql

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+SELECT client, script, count(DISTINCT page) AS page_count FROM `httparchive.all.pages`, --TABLESAMPLE SYSTEM (0.001 PERCENT)
+  unnest(JSON_QUERY_ARRAY(custom_metrics, '$.privacy.fingerprinting.likelyFingerprintingScripts')) AS script WHERE date = '2024-06-01' GROUP BY client, script ORDER BY page_count DESC LIMIT 100;

sql/2024/privacy/fingerprinting_script_count.sql

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+SELECT client, array_length(JSON_QUERY_ARRAY(custom_metrics, '$.privacy.fingerprinting.likelyFingerprintingScripts')) AS script_count, count(DISTINCT page) AS page_count FROM `httparchive.all.pages` WHERE date = '2024-06-01' GROUP BY script_count, client ORDER BY script_count ASC;