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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Glad to hear from you Oleg!
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Intel is interested in building encryption support for object storage.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Our initial exploration resulted in catching the Mirantis blog!  Establishes it is an important feature and the time is right.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">1)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Would the Mirantis prototype be open source? Looking forward to its debut.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Intel’s special interest – achieving encryption speed up using the AES_NI Intel  hardware instructions for encryption speed and<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">                                            its open source libraries fast encryption that exploits parallelism and function stitching,
 and HW register width increases. <o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="http://www.intel.com/content/www/us/en/communications/communications-ia-multi-buffer-paper.html">http://www.intel.com/content/www/us/en/communications/communications-ia-multi-buffer-paper.html</a><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="http://www.intel.com/content/www/us/en/communications/communications-ia-cryptographic-paper.html">http://www.intel.com/content/www/us/en/communications/communications-ia-cryptographic-paper.html</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">2)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">More specifically – what algorithm will you be using for encryption? Will it be user configurable?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">The data in motion AES approaches to encryption typically use an initial vector (random for the session) and the key<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">And anything that has chaining will result in large changes in the byte stream for a small change in the plain text object, which<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">would result in more network traffic to move the object using rsync. Or are you dismissing the initial vector, and keeping chaining
 or dismissing it too.<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Or are you using a data at rest encryption method?  The Intel library of XTS encryption is in use by True Crypt which offers storage
 encryption.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">       
<a href="http://download.intel.com/design/intarch/PAPERS/324310.pdf">http</a><a href="http://download.intel.com/design/intarch/PAPERS/324310.pdf">://</a><a href="http://download.intel.com/design/intarch/PAPERS/324310.pdf">download.intel.com/design/intarch/PAPERS/324310.pdf</a><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">3)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Do you see any use cases not covered? Would like to collaborate.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">4)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">To provide an additional layer of protection, along with the key mentioned in the Mirantis article, a secondary random-key could be used with each
 object, possibly XOR-ed with the account or container key, to encrypt objects. Thus should result in key-loss/compromise not exposing the data unless the Key Manager is also compromised and these secondary keys get exposed.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">5)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Am sure you have thought of this .. but the key manager itself could use the encrypted storage system to back up its vital data.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">6)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From your design looks like the key manager is  a separate service from the authentication system (Keystone or other).  Was this to partition functionality
 and increase availability?<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">7)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">We believe the encryption component with key management could be used in other places within Open Stack, for example booting from encrypted boot volume.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">8)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Also believe the Keystone enhancements under discussion– “Trust”/delegation
<a href="http://wiki.openstack.org/keystone/Delegation">http://wiki.openstack.org/keystone/Delegation</a><o:p></o:p></span></p>
<p class="MsoListParagraph"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">would be useful for handing off access to encrypted objects, say for a one time  use, or limited period (use case: pay-per-view video) to an application
 that would stream the media content.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Regards<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Malini<o:p></o:p></span></p>
<p class="MsoListParagraph"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Oleg Gelbukh [mailto:ogelbukh@mirantis.com]
<br>
<b>Sent:</b> Thursday, December 06, 2012 2:20 AM<br>
<b>To:</b> OpenStack Development Mailing List<br>
<b>Subject:</b> Re: [openstack-dev] Encrypted Objects in Swift<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Hello,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Yes, we have the prototype implementation of this feature waiting for publication. I believe we'll be able to publish it in a week or so.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Do you have some specific interest in this development? We greatly appreciate any feedback, including questions and example use cases.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">--<o:p></o:p></p>
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<p class="MsoNormal">Best regards,<o:p></o:p></p>
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<p class="MsoNormal">Oleg Gelbukh<o:p></o:p></p>
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<p class="MsoNormal">Sr. IT engineer<o:p></o:p></p>
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<p class="MsoNormal">Mirantis Inc.<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><o:p> </o:p></p>
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<p class="MsoNormal">On Thu, Dec 6, 2012 at 7:07 AM, Bhandaru, Malini K <<a href="mailto:malini.k.bhandaru@intel.com" target="_blank">malini.k.bhandaru@intel.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hello All!<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Is there development effort associated with
<a href="http://www.mirantis.com/blog/openstack-swift-encryption-architecture/" target="_blank">
http://www.mirantis.com/blog/openstack-swift-encryption-architecture/</a><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">in OpenStack?<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Regards<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="color:#888888">Malini<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><br>
_______________________________________________<br>
OpenStack-dev mailing list<br>
<a href="mailto:OpenStack-dev@lists.openstack.org">OpenStack-dev@lists.openstack.org</a><br>
<a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev" target="_blank">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev</a><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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