fixes #958
Fixes: https://github.com/iojs/io.js/issues/958
PR-URL: https://github.com/iojs/io.js/pull/968
Reviewed-By: Shigeki Ohtsu <ohtsu@iij.ad.jp>
Defaults to `prime256v1`. Consult [RFC 4492] for more details.
- - `dhparam`: DH parameter file to use for DHE key agreement. Use
- `openssl dhparam` command to create it. If the file is invalid to
- load, it is silently discarded.
+ - `dhparam`: A string or `Buffer` containing Diffie Hellman parameters,
+ required for Perfect Forward Secrecy. Use `openssl dhparam` to create it.
+ If omitted or invalid, it is silently discarded and DHE ciphers won't be
+ available.
- `handshakeTimeout`: Abort the connection if the SSL/TLS handshake does not
finish in this many milliseconds. The default is 120 seconds.