Long: ciphers Arg: help: SSL ciphers to use Protocols: TLS --- Specifies which ciphers to use in the connection. The list of ciphers must specify valid ciphers. Read up on SSL cipher list details on this URL: https://www.openssl.org/docs/apps/ciphers.html NSS ciphers are done differently than OpenSSL and GnuTLS. The full list of NSS ciphers is in the NSSCipherSuite entry at this URL: https://git.fedorahosted.org/cgit/mod_nss.git/plain/docs/mod_nss.html#Directives If this option is used several times, the last one will be used.