<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
</head>
<body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; color: rgb(0, 0, 0); font-size: 14px; font-family: Calibri, sans-serif;">
<div>Similarly, Falcon codes were in use when I was in the Navy. We typically appended them to the last line of a RTTY message.</div>
<div><br>
</div>
<div>John AL4U</div>
<div><br>
</div>
<span id="OLK_SRC_BODY_SECTION">
<div style="font-family:Calibri; font-size:11pt; text-align:left; color:black; BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 3pt">
<span style="font-weight:bold">From: </span>Tom Mitchell <<a href="mailto:mitch@niftyegg.com">mitch@niftyegg.com</a>><br>
<span style="font-weight:bold">Date: </span>Thursday, September 4, 2014 at 7:22 PM<br>
<span style="font-weight:bold">To: </span>Peter Fairbrother <<a href="mailto:zenadsl6186@zen.co.uk">zenadsl6186@zen.co.uk</a>><br>
<span style="font-weight:bold">Cc: </span>Cryptography Mailing List <<a href="mailto:cryptography@metzdowd.com">cryptography@metzdowd.com</a>><br>
<span style="font-weight:bold">Subject: </span>Re: [Cryptography] What is the difference between a code and a cipher?<br>
</div>
<div><br>
</div>
<div>
<div>
<div dir="ltr">
<div class="gmail_extra">
<div class="gmail_quote">On Wed, Sep 3, 2014 at 8:16 PM, Peter Fairbrother <span dir="ltr">
<<a href="mailto:zenadsl6186@zen.co.uk" target="_blank">zenadsl6186@zen.co.uk</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
Old chestnut - is it being intended to be hard to decrypt? Having a variable key? Something else?<br>
<br>
I don't know whether there is a definitive answer, but opinions are sought.<br>
<br>
</blockquote>
<div> </div>
<div>Cypher.... scrambled</div>
<div>Code .... words or phrases replace phrases or words.</div>
<div><br>
</div>
<div>A football team often uses code words to call a play.</div>
<div><br>
</div>
<div>A baseball coaching staff might use stenography to call plays.</div>
<div><br>
</div>
<div>"Code talkers" used a different language to implement a code.</div>
<div></div>
</div>
<div class="gmail_extra"><br>
</div>
Morse code... replaces letters, words, phrases with dots and dashes.</div>
<div class="gmail_extra"><br>
</div>
<div class="gmail_extra"><a href="http://en.wikipedia.org/wiki/Cipher">http://en.wikipedia.org/wiki/Cipher</a><br>
</div>
<div class="gmail_extra"><br>
</div>
<div class="gmail_extra"><br>
</div>
<div class="gmail_extra">One size does not fit all.</div>
<div class="gmail_extra"><br clear="all">
<div><br>
</div>
-- <br>
<div dir="ltr"> T o m M i t c h e l l</div>
</div>
</div>
</div>
</div>
</span>
<div><br>
</div>
<div>F101</div>
</body>
</html>