ration file. By default, this
   file is named <code class="filename">openssl.cnf</code> and is located in the
   directory reported by <code class="literal">openssl version -d</code>.
   This default can be overridden by setting environment variable
   <code class="envar">OPENSSL_CONF</code> to the name of the desired configuration file.
  </p><p>
   <span class="productname">OpenSSL</span> supports a wide range of ciphers
   and authentication algorithms, of varying strength.  While a list of
   ciphers c