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Add a Content Security Policy #44

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Add a Content Security Policy #44

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08f311a
add a Content Security Policy to flaggr
Res260 Jan 27, 2020
94f733f
fix fonts and stylesheets for the CSP
Res260 Jan 27, 2020
5a86996
try to remove unsafe-eval from csp
Res260 Jan 27, 2020
f0c78e8
try to remove unsafe-inline from csp
Res260 Jan 27, 2020
01f7aa5
revert last commit
Res260 Jan 27, 2020
05e53ce
fix case where csp would block 'data:' images
Res260 Jan 27, 2020
666550a
fix case where csp would block admin fonts
Res260 Jan 27, 2020
54bbf11
Update nginx.conf
Res260 Jan 27, 2020
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6 changes: 6 additions & 0 deletions nginx/nginx.conf
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Expand Up @@ -63,6 +63,12 @@ http {
# ref: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-XSS-Protection
add_header X-Xss-Protection "1; mode=block" always;

# 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
add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' ; img-src 'self' data:; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com https://cdn.materialdesignicons.com; font-src 'self' https://cdn.materialdesignicons.com https://fonts.gstatic.com/; object-src 'none'";

location /admin {
alias /var/www/html/admin;
index index.html;
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