[openssl-users] Default Diffie Hellman Parameters

Salz, Rich rsalz at akamai.com
Mon Jul 10 08:16:30 UTC 2017

X25519 does not use DH parameters.

If you don’t set the parameters with a callback, or generate them and tell openssl to use them, then EDH will not be used.  Not that EDH is *not* the same as ECDHE.

Don’t use DH, use X25519, for a number of reasons.  Search “25519” to find more.
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