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adjust ciphers to a more secure set

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master
Dmytro Makovey 7 years ago
parent e6bedabef0
commit 9ddfa0a633
3 changed files with 8 additions and 5 deletions
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3
dovecot/conf/dovecot.conf
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@ -61,7 +61,8 @@ ssl_key = </certs/key.pem
# TLS hardening is based on the following documentation: # TLS hardening is based on the following documentation:
# https://bettercrypto.org/static/applied-crypto-hardening.pdf # https://bettercrypto.org/static/applied-crypto-hardening.pdf
ssl_protocols=!SSLv3 !SSLv2 ssl_protocols=!SSLv3 !SSLv2
ssl_cipher_list = EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA # ssl_cipher_list = EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA
ssl_cipher_list = EECDH+ECDSA+AESGCM:EECDH+aRSA+AESGCM:EECDH+ECDSA+SHA384:EECDH+ECDSA+SHA256:EECDH+aRSA+SHA384:EECDH+aRSA+SHA256:EECDH:EDH+aRSA:!RC4:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!SRP:!DSS
ssl_prefer_server_ciphers = yes ssl_prefer_server_ciphers = yes
ssl_dh_parameters_length = 2048 ssl_dh_parameters_length = 2048
ssl_options = no_compression ssl_options = no_compression

7
nginx/nginx.conf.default
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@ -31,7 +31,8 @@ http {
# TLS configuration hardened according to: # TLS configuration hardened according to:
# https://bettercrypto.org/static/applied-crypto-hardening.pdf # https://bettercrypto.org/static/applied-crypto-hardening.pdf
ssl_protocols TLSv1.1 TLSv1.2; ssl_protocols TLSv1.1 TLSv1.2;
ssl_ciphers 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA'; # ssl_ciphers 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA';
ssl_ciphers 'EECDH+ECDSA+AESGCM:EECDH+aRSA+AESGCM:EECDH+ECDSA+SHA384:EECDH+ECDSA+SHA256:EECDH+aRSA+SHA384:EECDH+aRSA+SHA256:EECDH:EDH+aRSA:!RC4:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!SRP:!DSS';
ssl_prefer_server_ciphers on; ssl_prefer_server_ciphers on;
ssl_session_timeout 5m; ssl_session_timeout 5m;
ssl_session_cache shared:SSL:50m; ssl_session_cache shared:SSL:50m;
@ -41,8 +42,8 @@ http {
add_header Strict-Transport-Security max-age=15768000; add_header Strict-Transport-Security max-age=15768000;
if ($scheme = http) { if ($scheme = http) {
return 301 https://$host$request_uri; return 301 https://$host$request_uri;
} }
# Load Lua variables # Load Lua variables
set_by_lua $webmail 'return os.getenv("WEBMAIL")'; set_by_lua $webmail 'return os.getenv("WEBMAIL")';

3
nginx/nginx.conf.fallback
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@ -26,7 +26,8 @@ http {
# TLS configuration hardened according to: # TLS configuration hardened according to:
# https://bettercrypto.org/static/applied-crypto-hardening.pdf # https://bettercrypto.org/static/applied-crypto-hardening.pdf
ssl_protocols TLSv1.1 TLSv1.2; ssl_protocols TLSv1.1 TLSv1.2;
ssl_ciphers 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA'; # ssl_ciphers 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA';
ssl_ciphers 'EECDH+ECDSA+AESGCM:EECDH+aRSA+AESGCM:EECDH+ECDSA+SHA384:EECDH+ECDSA+SHA256:EECDH+aRSA+SHA384:EECDH+aRSA+SHA256:EECDH:EDH+aRSA:!RC4:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!SRP:!DSS';
ssl_prefer_server_ciphers on; ssl_prefer_server_ciphers on;
ssl_session_timeout 5m; ssl_session_timeout 5m;
ssl_session_cache shared:SSL:50m; ssl_session_cache shared:SSL:50m;

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