ate set of parameters from the purpose identifier <i>name</i>. Currently defined purposes are <code>sslclient</code>, <code>sslserver</code>, <code>nssslserver</code>, <code>smimesign</code>, <code>smimeencrypt</code>, <code>crlsign</code>, <code>ocsphelper</code>, <code>timestampsign</code>, and <code>any</code>.</p>

<p>X509_STORE_CTX_set_verify() provides the capability for overriding the default verify function. This function is responsible for verifying chain signatures and expiration times.</p>

<p>A 