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Security SQL 2020: add 2019 results for security header adoption #1644

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merged 1 commit into from
Dec 6, 2020
Merged

Security SQL 2020: add 2019 results for security header adoption #1644

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6 changes: 5 additions & 1 deletion sql/2020/11_Security/security_headers_prevalence.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -9,26 +9,30 @@ CREATE TEMPORARY FUNCTION hasHeader(headers STRING, headername STRING)
''';

SELECT
date,
client,
headername,
COUNT(DISTINCT host) AS total_hosts,
COUNT(DISTINCT IF(hasHeader(headers, headername), host, NULL)) AS num_with_header,
COUNT(DISTINCT IF(hasHeader(headers, headername), host, NULL)) / COUNT(DISTINCT host) AS pct_with_header
FROM (
SELECT
date,
client,
NET.HOST(urlShort) AS host,
JSON_EXTRACT(payload, '$.response.headers') AS headers
FROM
`httparchive.almanac.requests`
WHERE
date = "2020-08-01" AND
(date = "2020-08-01" OR date = "2019-07-01") AND
NET.HOST(urlShort) = NET.HOST(page)
),
UNNEST(['Content-Security-Policy', 'Cross-Origin-Embedder-Policy', 'Cross-Origin-Opener-Policy', 'Cross-Origin-Resource-Policy', 'Expect-CT', 'Feature-Policy', 'Permissions-Policy', 'Referrer-Policy', 'Report-To', 'Strict-Transport-Security', 'X-Content-Type-Options', 'X-Frame-Options', 'X-XSS-Protection']) AS headername
GROUP BY
date,
client,
headername
ORDER BY
date,
client,
headername