Cleanup of default ciphersuite list

* don't offer DHE ciphersuites like Chrome
* don't offer AES-CBC-SHA2 like Firefox and Chrome
* don't offer AES-GCM for plain RSA like Firefox
* don't offer ECDSA with AES-CBC like Chrome
* don't offer weak DES-CBC3-SHA
* prefer AES256 over AES128 like Mozilla Modern, Safari and Edge
This commit is contained in:
Jan Andre Ikenmeyer 2018-11-21 22:04:30 +01:00
parent 2b410acbf9
commit 027154ecf0
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@ -201,18 +201,11 @@ where
.build(connector)
}
// The basic logic here is to prefer ciphers with ECDSA certificates, Forward
// Secrecy, AES GCM ciphers, AES ciphers, and finally 3DES ciphers.
// Prefer Forward Secrecy over plain RSA, AES-GCM over AES-CBC, ECDSA over RSA.
// A complete discussion of the issues involved in TLS configuration can be found here:
// https://wiki.mozilla.org/Security/Server_Side_TLS
const DEFAULT_CIPHERS: &'static str = concat!(
"ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:",
"ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:",
"DHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-SHA256:",
"ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:",
"ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA:",
"ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:",
"DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-RSA-DES-CBC3-SHA:",
"ECDHE-ECDSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:",
"AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA"
"ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:",
"ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:AES256-SHA:AES128-SHA"
);