xplicit</code></pre>

<p>To validate given EC parameters:</p>

<pre><code>  openssl ecparam -in ec_param.pem -check</code></pre>

<p>To create EC parameters and a private key:</p>

<pre><code>  openssl ecparam -out ec_key.pem -name prime192v1 -genkey</code></pre>

<p>To change the point encoding to &#39;compressed&#39;:</p>

<pre><code>  openssl ecparam -in ec_in.pem -out ec_out.pem -conv_form compressed</code></pre>

<p>To print out the EC parameters to standard output:</p>

<pre><code>  openssl ecparam -i