updated cipher list to mozilla recommendations and forced use of DHE.

This commit is contained in:
Steve Hay 2022-09-05 16:07:48 -04:00
parent 91fc74b408
commit 66e157d274
1 changed files with 2 additions and 2 deletions

View File

@ -85,9 +85,9 @@ tools/editconf.py /etc/dovecot/conf.d/10-ssl.conf \
"ssl_cert=<$STORAGE_ROOT/ssl/ssl_certificate.pem" \
"ssl_key=<$STORAGE_ROOT/ssl/ssl_private_key.pem" \
"ssl_min_protocol=TLSv1.2" \
"ssl_cipher_list=ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384" \
"ssl_cipher_list=TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384" \
"ssl_prefer_server_ciphers=no" \
"ssl_dh_parameters_length=2048"
"ssl_dh="
# Disable in-the-clear IMAP/POP because there is no reason for a user to transmit
# login credentials outside of an encrypted connection. Only the over-TLS versions