essage is always fatal.</p>

</dd>
<dt id="DE-decode-error">&quot;DE&quot;/&quot;decode error&quot;</dt>
<dd>

<p>A message could not be decoded because some field was out of the specified range or the length of the message was incorrect. This message is always fatal.</p>

</dd>
<dt id="CY-decrypt-error">&quot;CY&quot;/&quot;decrypt error&quot;</dt>
<dd>

<p>A handshake cryptographic operation failed, including being unable to correctly verify a signature, decrypt a key exchange, or validate a finished mess