<html>
<head>
<meta content="text/html; charset=windows-1252"
http-equiv="Content-Type">
</head>
<body bgcolor="#FFFFFF" text="#000000">
Hi Rich,<br>
<br>
<div class="moz-cite-prefix">On 03/04/2015 20:53, Salz, Rich wrote:<br>
</div>
<blockquote
cite="mid:c8196ce45dee430797666b37f5ebd4a5@ustx2ex-dag1mb2.msg.corp.akamai.com"
type="cite">
<meta http-equiv="Content-Type" content="text/html;
charset=windows-1252">
<meta name="Generator" content="Microsoft Word 14 (filtered
medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p.MsoPlainText, li.MsoPlainText, div.MsoPlainText
{mso-style-priority:99;
mso-style-link:"Plain Text Char";
margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
span.PlainTextChar
{mso-style-name:"Plain Text Char";
mso-style-priority:99;
mso-style-link:"Plain Text";
font-family:"Calibri","sans-serif";}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri","sans-serif";}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
<div class="WordSection1">
<p class="MsoNormal">I am thinking about removing compression
and would like to know what the community thinks.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">At a minimum, I am going to remove the
ability to add compression at run-time. This was never really
documented. Moving forward, if someone wants to add a new
compression scheme they will need to modify the OpenSSL
source. This means COMP_METHOD becomes an internal datatype.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoPlainText">But on a larger scale, does anyone use
TLS compression? It has certainly caused problems with HTTP
(see
<a moz-do-not-send="true"
href="http://en.wikipedia.org/wiki/CRIME">http://en.wikipedia.org/wiki/CRIME</a>).
And the best practice these days is to do it at the
application layer, and feed the compressed bytes down to TLS.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">If this will cause problems for you, please
post on the list, ideally within the next week.</p>
</div>
</blockquote>
Isode is using TLS compression with IMAP and XMPP, so removing
compression altogether would be an inconvenience. We don't use
adding compression at run-time.<br>
<br>
Best Regards,<br>
Alexey<br>
<br>
</body>
</html>