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<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Ira,<div class=""><br class=""></div><div class="">Yeah, the naming is unfortunate - perhaps the Facebook folks would be open to renaming it to "Znext" or something? I didn't read far enough in to comment on any of the crypto/hash usage, but the new data compression technique is certainly novel.</div><div class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Nov 15, 2017, at 8:49 AM, Ira McDonald <<a href="mailto:blueroofmusic@gmail.com" class="">blueroofmusic@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div class=""><div class=""><div class=""><div class=""><div class="">Hi Mike,<br class=""><br class=""></div>Zstandard has provoked a lively discussion on IETF lists. Noteworthy <br class=""></div>comments included Harald Alvestrand objecting strongly to the use of<br class=""></div>"standard" in the name (he's gotten lots of support for this comment)<br class=""></div>and several cryptographers questioning why it's worthwhile, given that</div><div class="">it uses existing crypto primitives and it currently lacks good treatment <br class="">of the security considerations.</div><div class=""><br class=""></div><div class="">Cheers,</div><div class="">- Ira<br class=""></div></div><div class="gmail_extra"><br clear="all" class=""><div class=""><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr" class=""><div class=""><div dir="ltr" class="">Ira McDonald (Musician / Software Architect)<br class="">Co-Chair - TCG Trusted Mobility Solutions WG<br class="">Chair - Linux Foundation Open Printing WG<br class="">Secretary - IEEE-ISTO Printer Working Group<br class="">Co-Chair - IEEE-ISTO PWG Internet Printing Protocol WG<br class="">IETF Designated Expert - IPP & Printer MIB<br class="">Blue Roof Music / High North Inc<br class=""><a style="color:rgb(51,51,255)" href="http://sites.google.com/site/blueroofmusic" target="_blank" class="">http://sites.google.com/site/blueroofmusic</a><br class=""><a style="color:rgb(102,0,204)" href="http://sites.google.com/site/highnorthinc" target="_blank" class="">http://sites.google.com/site/highnorthinc</a><br class="">mailto: <a href="mailto:blueroofmusic@gmail.com" target="_blank" class="">blueroofmusic@gmail.com</a><br class="">Jan-April: 579 Park Place Saline, MI 48176 734-944-0094<br class="">May-Dec: PO Box 221 Grand Marais, MI 49839 906-494-2434<br class=""><br class=""><div style="display:inline" class=""></div><div style="display:inline" class=""></div><div style="display:inline" class=""></div><div class=""></div><div class=""></div><div class=""></div><div class=""></div></div></div></div></div></div>
<br class=""><div class="gmail_quote">On Wed, Nov 15, 2017 at 8:33 AM, Michael Sweet <span dir="ltr" class=""><<a href="mailto:msweet@apple.com" target="_blank" class="">msweet@apple.com</a>></span> wrote:<br class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word;line-break:after-white-space" class="">and I am passing it on as well.<div class=""><br class=""></div><div class="">Some information on Zstd, which I hadn't heard of until this morning, which looks really interesting:</div><div class=""><br class=""></div><div class=""><a href="http://facebook.github.io/zstd/" target="_blank" class=""><span class="m_5431221803924056453Apple-tab-span" style="white-space:pre-wrap"> </span>http://facebook.github.io/<wbr class="">zstd/</a></div><div class=""><br class=""><div class=""><br class=""><blockquote type="cite" class=""><div class="">Begin forwarded message:</div><br class="m_5431221803924056453Apple-interchange-newline"><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px" class=""><span style="font-family: -webkit-system-font, "Helvetica Neue", Helvetica, sans-serif;" class=""><b class="">From: </b></span><span style="font-family:-webkit-system-font,Helvetica Neue,Helvetica,sans-serif" class="">"Murray S. Kucherawy" <<a href="mailto:superuser@gmail.com" target="_blank" class="">superuser@gmail.com</a>><br class=""></span></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px" class=""><span style="font-family: -webkit-system-font, "Helvetica Neue", Helvetica, sans-serif;" class=""><b class="">Subject: </b></span><span style="font-family:-webkit-system-font,Helvetica Neue,Helvetica,sans-serif" class=""><b class="">Zstd compression (FYI)</b><br class=""></span></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px" class=""><span style="font-family: -webkit-system-font, "Helvetica Neue", Helvetica, sans-serif;" class=""><b class="">Date: </b></span><span style="font-family:-webkit-system-font,Helvetica Neue,Helvetica,sans-serif" class="">November 15, 2017 at 2:57:47 AM EST<br class=""></span></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px" class=""><span style="font-family: -webkit-system-font, "Helvetica Neue", Helvetica, sans-serif;" class=""><b class="">To: </b></span><span style="font-family:-webkit-system-font,Helvetica Neue,Helvetica,sans-serif" class=""><a href="mailto:ietf-http-wg@w3.org" target="_blank" class="">ietf-http-wg@w3.org</a><br class=""></span></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px" class=""><span style="font-family: -webkit-system-font, "Helvetica Neue", Helvetica, sans-serif;" class=""><b class="">Resent-From: </b></span><span style="font-family:-webkit-system-font,Helvetica Neue,Helvetica,sans-serif" class="">Yves Lafon <<a href="mailto:ylafon@w3.org" target="_blank" class="">ylafon@w3.org</a>><br class=""></span></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px" class=""><span style="font-family: -webkit-system-font, "Helvetica Neue", Helvetica, sans-serif;" class=""><b class="">Resent-To: </b></span><span style="font-family:-webkit-system-font,Helvetica Neue,Helvetica,sans-serif" class="">HTTP Working Group <<a href="mailto:ietf-http-wg@w3.org" target="_blank" class="">ietf-http-wg@w3.org</a>><br class=""></span></div><br class=""><div class=""><div style="word-wrap:break-word;line-break:after-white-space" class=""><div dir="ltr" class=""><div class="">I'd like to make this WG aware of a draft that's being processed in the ART area, namely draft-kucherawy-dispatch-zstd[<wbr class="">1].
It describes a data compression algorithm and registers a related media
type and content encoding. The developers aren't seeking browser
adoption at this point but since it is making entries in registries
affecting in this area, I wanted to make it visible here.<br class=""><div class=""><br class=""></div>It
was discussed briefly in DISPATCH at IETF 100, and it was decided that
it will be AD-sponsored. There's no action item for HTTPBIS. Just FYI.<br class=""></div><div class=""><br class=""></div><div class="">Thanks,</div><div class=""><br class=""></div>-MSK<br class=""><br class="">[1] <a href="https://datatracker.ietf.org/doc/draft-kucherawy-dispatch-zstd/" target="_blank" class="">https://datatracker.ietf.org/<wbr class="">doc/draft-kucherawy-dispatch-<wbr class="">zstd/</a><br class=""></div>
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<div style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; word-wrap: break-word; line-break: after-white-space;" class=""><div style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; word-wrap: break-word; line-break: after-white-space;" class=""><div style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; word-wrap: break-word; line-break: after-white-space;" class="">______________________________<wbr class="">___________________________<br class="">Michael Sweet, Senior Printing System Engineer<br class=""></div></div></div>
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<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Andale Mono'; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-stroke-width: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Andale Mono'; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-stroke-width: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">_________________________________________________________<br class="">Michael Sweet, Senior Printing System Engineer</div></span></div></span>
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