Derives the 32-byte shared secret (the x-coordinate) from our private key and the server's uncompressed public point.
Our ephemeral private key.
The server's uncompressed public point (65 bytes).
The 32-byte shared secret K.
If the peer point cannot be imported.
1.0.0
Derives the 32-byte shared secret (the x-coordinate) from our private key and the server's uncompressed public point.