2
0
forked from drew/smtprelay

Remove weak CBC cipher suites and bump minimum TLS version to TLS 1.2

This commit is contained in:
Bernhard Froehlich
2021-02-16 15:31:53 +00:00
parent c781938999
commit fefeccec39

11
main.go
View File

@@ -209,17 +209,8 @@ func getTLSConfig() *tls.Config {
tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,
tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256,
tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
tls.TLS_RSA_WITH_AES_128_GCM_SHA256, // does not provide PFS
tls.TLS_RSA_WITH_AES_256_GCM_SHA384, // does not provide PFS
tls.TLS_RSA_WITH_AES_128_CBC_SHA256,
tls.TLS_RSA_WITH_AES_128_CBC_SHA,
tls.TLS_RSA_WITH_AES_256_CBC_SHA,
}
if *localCert == "" || *localKey == "" {
@@ -233,7 +224,7 @@ func getTLSConfig() *tls.Config {
return &tls.Config{
PreferServerCipherSuites: true,
MinVersion: tls.VersionTLS11,
MinVersion: tls.VersionTLS12,
CipherSuites: tlsCipherSuites,
Certificates: []tls.Certificate{cert},
}