{"id":7382,"date":"2023-10-16T01:27:59","date_gmt":"2023-10-16T01:27:59","guid":{"rendered":"https:\/\/pariswells.com\/blog\/?p=7382"},"modified":"2024-05-14T06:18:47","modified_gmt":"2024-05-14T06:18:47","slug":"cloudflare-workers-to-enable-a-for-security-headers-on-https-securityheaders-com","status":"publish","type":"post","link":"https:\/\/pariswells.com\/blog\/research\/cloudflare-workers-to-enable-a-for-security-headers-on-https-securityheaders-com","title":{"rendered":"Cloudflare workers to Enable A+ for Security Headers on https:\/\/securityheaders.com\/"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code class=\"\">const securityHeaders = {\n\t\"Content-Security-Policy\": \"upgrade-insecure-requests\",\n\t\"Strict-Transport-Security\": \"max-age=1000\",\n\t\"X-Xss-Protection\": \"1; mode=block\",\n\t\"X-Frame-Options\": \"DENY\",\n\t\"X-Content-Type-Options\": \"nosniff\",\n\t\"Referrer-Policy\": \"strict-origin-when-cross-origin\",\n\t\"Permissions-Policy\" : \"geolocation=(self \\\"https:\/\/xxxxxxx\\\"), microphone=()\"\n\n},\nsanitiseHeaders = {\n\tServer: \"\"\n},\nremoveHeaders = [\n\t\"Public-Key-Pins\",\n\t\"X-Powered-By\",\n\t\"X-AspNet-Version\"\n];\n\nasync function addHeaders(req) {\nconst response = await fetch(req),\n\tnewHeaders = new Headers(response.headers),\n\tsetHeaders = Object.assign({}, securityHeaders, sanitiseHeaders);\n\nif (newHeaders.has(\"Content-Type\") &amp;&amp; !newHeaders.get(\"Content-Type\").includes(\"text\/html\")) {\n\treturn new Response(response.body, {\n\t\tstatus: response.status,\n\t\tstatusText: response.statusText,\n\t\theaders: newHeaders\n\t});\n}\n\nObject.keys(setHeaders).forEach(name => newHeaders.set(name, setHeaders[name]));\n\nremoveHeaders.forEach(name => newHeaders.delete(name));\n\nreturn new Response(response.body, {\n\tstatus: response.status,\n\tstatusText: response.statusText,\n\theaders: newHeaders\n});\n}\n\naddEventListener(\"fetch\", event => event.respondWith(addHeaders(event.request)));<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7382","post","type-post","status-publish","format-standard","hentry","category-research"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"const securityHeaders = { &quot;Content-Security-Policy&quot;: &quot;upgrade-insecure-requests&quot;, &quot;Strict-Transport-Security&quot;: &quot;max-age=1000&quot;, &quot;X-Xss-Protection&quot;: &quot;1; mode=block&quot;, &quot;X-Frame-Options&quot;: &quot;DENY&quot;, &quot;X-Content-Type-Options&quot;: &quot;nosniff&quot;, &quot;Referrer-Policy&quot;: &quot;strict-origin-when-cross-origin&quot;, &quot;Permissions-Policy&quot; : &quot;geolocation=(self \\&quot;https:\/\/xxxxxxx\\&quot;), microphone=()&quot; }, sanitiseHeaders = { Server: &quot;&quot; }, removeHeaders = [ &quot;Public-Key-Pins&quot;, &quot;X-Powered-By&quot;, &quot;X-AspNet-Version&quot; ]; async function addHeaders(req) { const response = await fetch(req), newHeaders = new Headers(response.headers), setHeaders = Object.assign({}, securityHeaders, sanitiseHeaders); if\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"paris\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/pariswells.com\/blog\/research\/cloudflare-workers-to-enable-a-for-security-headers-on-https-securityheaders-com\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Welcome to Pariswells.com |\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Cloudflare workers to Enable A+ for Security Headers on https:\/\/securityheaders.com\/ | Welcome to Pariswells.com\" \/>\n\t\t<meta property=\"og:description\" content=\"const securityHeaders = { &quot;Content-Security-Policy&quot;: &quot;upgrade-insecure-requests&quot;, &quot;Strict-Transport-Security&quot;: &quot;max-age=1000&quot;, &quot;X-Xss-Protection&quot;: &quot;1; 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