NGINX hardening for Odoo

odoo_nginx_security_snippet.conf

# config to don't allow the browser to render the page inside an frame or iframe
# and avoid clickjacking http://en.wikipedia.org/wiki/Clickjacking
# if you need to allow [i]frames, you can use SAMEORIGIN or even set an uri with ALLOW-FROM uri
# https://developer.mozilla.org/en-US/docs/HTTP/X-Frame-Options
add_header X-Frame-Options SAMEORIGIN;

# when serving user-supplied content, include a X-Content-Type-Options: nosniff header along with the Content-Type: header,
# to disable content-type sniffing on some browsers.
# https://www.owasp.org/index.php/List_of_useful_HTTP_headers
# currently suppoorted in IE > 8 http://blogs.msdn.com/b/ie/archive/2008/09/02/ie8-security-part-vi-beta-2-update.aspx
# http://msdn.microsoft.com/en-us/library/ie/gg622941(v=vs.85).aspx
# 'soon' on Firefox https://bugzilla.mozilla.org/show_bug.cgi?id=471020
add_header X-Content-Type-Options nosniff;

# This header enables the Cross-site scripting (XSS) filter built into most recent web browsers.
# It's usually enabled by default anyway, so the role of this header is to re-enable the filter for
# this particular website if it was disabled by the user.
# https://www.owasp.org/index.php/List_of_useful_HTTP_headers
add_header X-XSS-Protection "1; mode=block";

# with Content Security Policy (CSP) enabled(and a browser that supports it(http://caniuse.com/#feat=contentsecuritypolicy),
# you can tell the browser that it can only download content from the domains you explicitly allow
# http://www.html5rocks.com/en/tutorials/security/content-security-policy/
# https://www.owasp.org/index.php/Content_Security_Policy
# I need to change our application code so we can increase security by disabling 'unsafe-inline' 'unsafe-eval'
# directives for css and js(if you have inline css or js, you will need to keep it too).
# more: http://www.html5rocks.com/en/tutorials/security/content-security-policy/#inline-code-considered-harmful
add_header Content-Security-Policy "script-src 'self' 'unsafe-inline' 'unsafe-eval' *.youtube.com maps.gstatic.com *.googleapis.com *.google-analytics.com cdnjs.cloudflare.com connect.facebook.net; frame-src 'self' *.youtube.com *.facebook.com s-static.ak.facebook.com; object-src 'self'";

# With Strict-Transport-Security you tell the web brosers to only use ssl
# https://www.nginx.com/blog/http-strict-transport-security-hsts-and-nginx/
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;

# The Referrer-Policy is a security header field that identifies the address of the webpage that 
# requested the current webpage.
# https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy
add_header Referrer-Policy "strict-origin";

# Permissions Policy provides mechanisms for web developers to explicitly declare what 
# functionality can and cannot be used on a website
# https://developer.mozilla.org/en-US/docs/Web/HTTP/Permissions_Policy
add_header Permissions-Policy "geolocation=self; midi=self; notifications=self; push=self; sync-xhr=self; accelerometer=(); gyroscope=(); magnetometer=(); payment=self; usb=self; vr=self; camera=self; microphone=self; speaker=self; vibrate=(); ambient-light-sensor=(); autoplay=self; encrypted-media=self; execute-clipboard=self; document-domain=self; fullscreen=self; imagecapture=self; lazyload=self; legacy-image-formats=self; oversized-images=self; unoptimized-lossy-images=self; unoptimized-lossless-images=self; unsized-media=self; vertical-scroll=self; web-share=self; xr-spatial-tracking=self;";


# olsters the browser’s native XSS protection
# https://developer.mozilla.org/es/docs/Web/HTTP/Headers/X-XSS-Protection
add_header X-XSS-Protection "1; mode=block";

# Used to send a cookie from the server to the user agent, so that the user agent can 
# send it back to the server later
# https://developer.mozilla.org/es/docs/Web/HTTP/Headers/Set-Cookie
add_header Set-Cookie "Path=/; HttpOnly; Secure";

Add the above code inside your server { } section