efault. See <a href="../man1/openssl-format-options.html">openssl-format-options(1)</a> for details.</p>

</dd>
<dt id="in-filename"><b>-in</b> <i>filename</i></dt>
<dd>

<p>This specifies the input filename to read from or standard input if this option is not specified.</p>

</dd>
<dt id="out-filename"><b>-out</b> <i>filename</i></dt>
<dd>

<p>Specifies the output filename to write to or standard output by default.</p>

</dd>
<dt id="gendelta-filename"><b>-gendelta</b> <i>filename</i></dt>
<dd>

<p>Output 