# BEGIN HTML5 Boilerplate ### ### This contains the HTML5 Boilerplate .htaccess that can be found at: ### https://github.com/h5bp/server-configs/blob/master/apache/.htaccess ### ### Added: ### Block access to WordPress files that reveal version information. ### ### Removed: ### Expires headers: Use W3 Total Cache ### ETag removal: Use W3 Total Cache ### Start rewrite engine: Handled by WordPress ### Suppress/force www: Handled by WordPress ### Custom 404 page: Handled by WordPress ### ### Commmented out by default: ### Options -MultiViews: Causes a server 500 error on most shared hosts ### ### Anytime you update this file the .htaccess file in the root of your ### WordPress install is automatically updated with the changes whenever ### the permalinks are flushed or set (see lib/htaccess.php) ### # ############################################################################## # # CROSS-ORIGIN RESOURCE SHARING (CORS) # # ############################################################################## # ------------------------------------------------------------------------------ # | Cross-domain AJAX requests | # ------------------------------------------------------------------------------ # Enable cross-origin AJAX requests. # http://code.google.com/p/html5security/wiki/CrossOriginRequestSecurity # http://enable-cors.org/ # # Header set Access-Control-Allow-Origin "*" # # ------------------------------------------------------------------------------ # | CORS-enabled images | # ------------------------------------------------------------------------------ # Send the CORS header for images when browsers request it. # https://developer.mozilla.org/en/CORS_Enabled_Image # http://blog.chromium.org/2011/07/using-cross-domain-images-in-webgl-and.html # http://hacks.mozilla.org/2011/11/using-cors-to-load-webgl-textures-from-cross-domain-images/ SetEnvIf Origin ":" IS_CORS Header set Access-Control-Allow-Origin "*" env=IS_CORS # ------------------------------------------------------------------------------ # | Web fonts access | # ------------------------------------------------------------------------------ # Allow access from all domains for web fonts Header set Access-Control-Allow-Origin "*" # ############################################################################## # # ERRORS # # ############################################################################## # ------------------------------------------------------------------------------ # | 404 error prevention for non-existing redirected folders | # ------------------------------------------------------------------------------ # Prevent Apache from returning a 404 error for a rewrite if a directory # with the same name does not exist. # http://httpd.apache.org/docs/current/content-negotiation.html#multiviews # http://www.webmasterworld.com/apache/3808792.htm # Options -MultiViews # ############################################################################## # # INTERNET EXPLORER # # ############################################################################## # ------------------------------------------------------------------------------ # | Better website experience | # ------------------------------------------------------------------------------ # Force IE to render pages in the highest available mode in the various # cases when it may not: http://hsivonen.iki.fi/doctype/ie-mode.pdf. # Use, if installed, Google Chrome Frame. Header set X-UA-Compatible "IE=edge,chrome=1" # `mod_headers` can't match based on the content-type, however, we only # want to send this header for HTML pages and not for the other resources Header unset X-UA-Compatible # ------------------------------------------------------------------------------ # | Cookie setting from iframes | # ------------------------------------------------------------------------------ # Allow cookies to be set from iframes in IE. # # Header set P3P "policyref=\"/w3c/p3p.xml\", CP=\"IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT\"" # # ------------------------------------------------------------------------------ # | Screen flicker | # ------------------------------------------------------------------------------ # Stop screen flicker in IE on CSS rollovers (this only works in # combination with the `ExpiresByType` directives for images from below). # BrowserMatch "MSIE" brokenvary=1 # BrowserMatch "Mozilla/4.[0-9]{2}" brokenvary=1 # BrowserMatch "Opera" !brokenvary # SetEnvIf brokenvary 1 force-no-vary # ############################################################################## # # MIME TYPES AND ENCODING # # ############################################################################## # ------------------------------------------------------------------------------ # | Proper MIME types for all files | # ------------------------------------------------------------------------------ # Audio AddType audio/mp4 m4a f4a f4b AddType audio/ogg oga ogg # JavaScript # Normalize to standard type (it's sniffed in IE anyways): # http://tools.ietf.org/html/rfc4329#section-7.2 AddType application/javascript js jsonp AddType application/json json # Video AddType video/mp4 mp4 m4v f4v f4p AddType video/ogg ogv AddType video/webm webm AddType video/x-flv flv # Web fonts AddType application/font-woff woff AddType application/vnd.ms-fontobject eot # Browsers usually ignore the font MIME types and sniff the content, # however, Chrome shows a warning if other MIME types are used for the # following fonts. AddType application/x-font-ttf ttc ttf AddType font/opentype otf # Make SVGZ fonts work on iPad: # https://twitter.com/FontSquirrel/status/14855840545 AddType image/svg+xml svg svgz AddEncoding gzip svgz # Other AddType application/octet-stream safariextz AddType application/x-chrome-extension crx AddType application/x-opera-extension oex AddType application/x-shockwave-flash swf AddType application/x-web-app-manifest+json webapp AddType application/x-xpinstall xpi AddType application/xml atom rdf rss xml AddType image/webp webp AddType image/x-icon ico AddType text/cache-manifest appcache manifest AddType text/vtt vtt AddType text/x-component htc AddType text/x-vcard vcf # ------------------------------------------------------------------------------ # | UTF-8 encoding | # ------------------------------------------------------------------------------ # Use UTF-8 encoding for anything served as `text/html` or `text/plain`. AddDefaultCharset utf-8 # Force UTF-8 for certain file formats. AddCharset utf-8 .atom .css .js .json .rss .vtt .webapp .xml # ############################################################################## # # SECURITY # # ############################################################################## # ------------------------------------------------------------------------------ # | Content Security Policy (CSP) | # ------------------------------------------------------------------------------ # You can mitigate the risk of cross-site scripting and other content-injection # attacks by setting a Content Security Policy which whitelists trusted sources # of content for your site. # The example header below allows ONLY scripts that are loaded from the current # site's origin (no inline scripts, no CDN, etc). This almost certainly won't # work as-is for your site! # To get all the details you'll need to craft a reasonable policy for your site, # read: http://html5rocks.com/en/tutorials/security/content-security-policy (or # see the specification: http://w3.org/TR/CSP). # # Header set Content-Security-Policy "script-src 'self'; object-src 'self'" # # Header unset Content-Security-Policy # # # ------------------------------------------------------------------------------ # | File access | # ------------------------------------------------------------------------------ # Block access to directories without a default document. # Usually you should leave this uncommented because you shouldn't allow anyone # to surf through every directory on your server (which may includes rather # private places like the CMS's directories). Options -Indexes # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - # Block access to hidden files and directories. # This includes directories used by version control systems such as Git and SVN. RewriteCond %{SCRIPT_FILENAME} -d [OR] RewriteCond %{SCRIPT_FILENAME} -f RewriteRule "(^|/)\." - [F] # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - # Block access to backup and source files. # These files may be left by some text editors and can pose a great security # danger when anyone has access to them. Order allow,deny Deny from all Satisfy All # Block access to WordPress files that reveal version information. Order allow,deny Deny from all Satisfy All # ------------------------------------------------------------------------------ # | Secure Sockets Layer (SSL) | # ------------------------------------------------------------------------------ # Rewrite secure requests properly to prevent SSL certificate warnings, e.g.: # prevent `https://www.example.com` when your certificate only allows # `https://secure.example.com`. # # RewriteCond %{SERVER_PORT} !^443 # RewriteRule ^ https://example-domain-please-change-me.com%{REQUEST_URI} [R=301,L] # # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - # Force client-side SSL redirection. # If a user types "example.com" in his browser, the above rule will redirect him # to the secure version of the site. That still leaves a window of opportunity # (the initial HTTP connection) for an attacker to downgrade or redirect the # request. The following header ensures that browser will ONLY connect to your # server via HTTPS, regardless of what the users type in the address bar. # http://www.html5rocks.com/en/tutorials/security/transport-layer-security/ # # Header set Strict-Transport-Security max-age=16070400; # # ------------------------------------------------------------------------------ # | Server software information | # ------------------------------------------------------------------------------ # Avoid displaying the exact Apache version number, the description of the # generic OS-type and the information about Apache's compiled-in modules. # ADD THIS DIRECTIVE IN THE `httpd.conf` AS IT WILL NOT WORK IN THE `.htaccess`! # ServerTokens Prod # ############################################################################## # # WEB PERFORMANCE # # ############################################################################## # ------------------------------------------------------------------------------ # | Compression | # ------------------------------------------------------------------------------ # Force compression for mangled headers. # http://developer.yahoo.com/blogs/ydn/posts/2010/12/pushing-beyond-gzipping SetEnvIfNoCase ^(Accept-EncodXng|X-cept-Encoding|X{15}|~{15}|-{15})$ ^((gzip|deflate)\s*,?\s*)+|[X~-]{4,13}$ HAVE_Accept-Encoding RequestHeader append Accept-Encoding "gzip,deflate" env=HAVE_Accept-Encoding # Compress all output labeled with one of the following MIME-types # (for Apache versions below 2.3.7, you don't need to enable `mod_filter` # and can remove the `` and `` lines # as `AddOutputFilterByType` is still in the core directives). AddOutputFilterByType DEFLATE application/atom+xml \ application/javascript \ application/json \ application/rss+xml \ application/vnd.ms-fontobject \ application/x-font-ttf \ application/x-web-app-manifest+json \ application/xhtml+xml \ application/xml \ font/opentype \ image/svg+xml \ image/x-icon \ text/css \ text/html \ text/plain \ text/x-component \ text/xml # ------------------------------------------------------------------------------ # | Content transformations | # ------------------------------------------------------------------------------ # Prevent some of the mobile network providers from modifying the content of # your site: http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.5. # # Header set Cache-Control "no-transform" # # ------------------------------------------------------------------------------ # | Filename-based cache busting | # ------------------------------------------------------------------------------ # If you're not using a build process to manage your filename version revving, # you might want to consider enabling the following directives to route all # requests such as `/css/style.12345.css` to `/css/style.css`. # To understand why this is important and a better idea than `*.css?v231`, read: # http://stevesouders.com/blog/2008/08/23/revving-filenames-dont-use-querystring # # RewriteCond %{REQUEST_FILENAME} !-f # RewriteCond %{REQUEST_FILENAME} !-d # RewriteRule ^(.+)\.(\d+)\.(js|css|png|jpg|gif)$ $1.$3 [L] # # ------------------------------------------------------------------------------ # | File concatenation | # ------------------------------------------------------------------------------ # Allow concatenation from within specific CSS and JS files, e.g.: # Inside of `script.combined.js` you could have # # # and they would be included into this single file. # # # Options +Includes # AddOutputFilterByType INCLUDES application/javascript application/json # SetOutputFilter INCLUDES # # # Options +Includes # AddOutputFilterByType INCLUDES text/css # SetOutputFilter INCLUDES # # # ------------------------------------------------------------------------------ # | Persistent connections | # ------------------------------------------------------------------------------ # Allow multiple requests to be sent over the same TCP connection: # http://httpd.apache.org/docs/current/en/mod/core.html#keepalive. # Enable if you serve a lot of static content but, be aware of the # possible disadvantages! # # Header set Connection Keep-Alive #