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update nginx SSL options, fixes #61

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This commit is contained in:
Joshua Tauberer 2014-06-03 14:06:02 +00:00
parent c54b0cbefc
commit 51dd2ed70b
1 changed files with 49 additions and 20 deletions
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69
conf/nginx-ssl.conf
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@ -1,46 +1,75 @@
# https://gist.github.com/konklone/6532544
##########################################
# from: https://gist.github.com/konklone/6532544
###################################################################################
# required: path to certificate and private key
# the .crt may omit the root CA cert, if it's a standard CA that ships with clients.
# Basically the nginx configuration I use at konklone.com.
# I check it using https://www.ssllabs.com/ssltest/analyze.html?d=konklone.com
#
# To provide feedback, please tweet at @konklone or email eric@konklone.com.
# Comments on gists don't notify the author.
#
# Thanks to WubTheCaptain (https://wubthecaptain.eu) for his help and ciphersuites.
# Thanks to Ilya Grigorik (https://www.igvita.com) for constant inspiration.
# Path to certificate and private key.
# The .crt may omit the root CA cert, if it's a standard CA that ships with clients.
#ssl_certificate /path/to/unified.crt;
#ssl_certificate_key /path/to/my-private-decrypted.key;
# optional: tell browsers to require SSL (warning: difficult to change your mind)
# Tell browsers to require SSL (warning: difficult to change your mind)
add_header Strict-Transport-Security max-age=31536000;
# optional: prefer certain ciphersuites, to enforce Perfect Forward Secrecy and avoid known vulnerabilities.
# done in consultation with:
# http://ggramaize.wordpress.com/2013/08/02/tls-perfect-forward-secrecy-support-with-apache/
# https://www.ssllabs.com/ssltest/analyze.html
# Prefer certain ciphersuites, to enforce Forward Secrecy and avoid known vulnerabilities.
#
# Forces forward secrecy in all browsers and clients that can use TLS,
# but with a small exception (DES-CBC3-SHA) for IE8/XP users.
#
# Reference client: https://www.ssllabs.com/ssltest/analyze.html
ssl_prefer_server_ciphers on;
ssl_ciphers ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-RC4-SHA:ECDHE-RSA-AES256-SHA:RC4-SHA:AES256-GCM-SHA384:AES256-SHA256:CAMELLIA256-SHA:ECDHE-RSA-AES128-SHA:AES128-GCM-SHA256:AES128-SHA256:AES128-SHA:CAMELLIA128-SHA;
ssl_ciphers 'kEECDH+ECDSA+AES128 kEECDH+ECDSA+AES256 kEECDH+AES128 kEECDH+AES256 kEDH+AES128 kEDH+AES256 DES-CBC3-SHA +SHA !aNULL !eNULL !LOW !MD5 !EXP !DSS !PSK !SRP !kECDH !CAMELLIA !RC4 !SEED';
# optional: turn on session resumption, using a 10 min cache shared across nginx processes
# Cut out (the old, broken) SSLv3 entirely.
# This **excludes IE6 users** and (apparently) Yandexbot.
# Just comment out if you need to support IE6, bless your soul.
ssl_protocols TLSv1.2 TLSv1.1 TLSv1;
# Turn on session resumption, using a 10 min cache shared across nginx processes,
# as recommended by http://nginx.org/en/docs/http/configuring_https_servers.html
ssl_session_cache shared:SSL:10m;
ssl_session_timeout 10m;
keepalive_timeout 70;
# Buffer size of 1400 bytes fits in one MTU.
# nginx 1.5.9+ ONLY
#ssl_buffer_size 1400; # 1400 bytes to fit in one MTU
#ssl_buffer_size 1400;
# SPDY header compression (0 for none, 9 for slow/heavy compression). Preferred is 6.
#
# BUT: header compression is flawed and vulnerable in SPDY versions 1 - 3.
# Disable with 0, until using a version of nginx with SPDY 4.
spdy_headers_comp 0;
# Now let's really get fancy, and pre-generate a 2048 bit random parameter
# for DH elliptic curves. If not created and specified, default is only 1024 bits.
#
# Generated by OpenSSL with the following command:
# openssl dhparam -outform pem -out dhparam2048.pem 2048
#
# Note: raising the bits to 2048 excludes Java 6 clients. Comment out if a problem.
#ssl_dhparam /path/to/dhparam2048.pem;
# SPDY header compression (0 for none, 1 for fast/less compression, 9 for slow/heavy compression)
spdy_headers_comp 6;
# OCSP stapling - means nginx will poll the CA for signed OCSP responses,
# and send them to clients so clients don't make their own OCSP calls.
# http://en.wikipedia.org/wiki/OCSP_stapling
#
# while the ssl_certificate above may omit the root cert if the CA is trusted,
# ssl_trusted_certificate below must point to a chain of all certs
# ssl_trusted_certificate below must point to a chain of **all** certs
# in the trust path - (your cert, intermediary certs, root cert)
#
# 8.8.8.8 below is Google's public DNS server. nginx will use it to talk to the CA.
#
# If the issuer certificate is not found (e.g. the certificate is self-signed),
# nginx will skip this with the warning: '"ssl_stapling" ignored, issuer certificate not found'.
# 8.8.8.8 and 8.8.4.4 below are Google's public IPv4 DNS servers.
# nginx will use them to talk to the CA.
ssl_stapling on;
ssl_stapling_verify on;
resolver 8.8.8.8;
resolver 8.8.8.8 8.8.4.4 valid=86400;
resolver_timeout 10;
#ssl_trusted_certificate /path/to/all-certs-in-chain.crt;