<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Tue, Aug 28, 2018 at 1:45 PM, Ismail Kizir <span dir="ltr"><<a href="mailto:ikizir@gmail.com" target="_blank">ikizir@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">IBM warns of instant breaking of encryption by quantum computers:<br>
'Move your data today':<br>
<br>
<a href="https://www.zdnet.com/article/ibm-warns-of-instant-breaking-of-encryption-by-quantum-computers-move-your-data-today/" rel="noreferrer" target="_blank">https://www.zdnet.com/article/<wbr>ibm-warns-of-instant-breaking-<wbr>of-encryption-by-quantum-<wbr>computers-move-your-data-<wbr>today/</a><br>
<br>
<br>
I think that the concept of "perfect forward secrecy" used in Signal<br>
based applications forced us to rely solely on asymmetric algorithms,<br>
which, will reveal all our secrecy in a few years!<br>
Am I wrong?</blockquote><div><br></div><div>Anything interesting enough to grab, save and store now will be cracked in time frames<br>that are within statutes of limitations.  Data itself has a shelf life and depending on the data</div><div>that value is at risk if captured now encrypted or not.  Blockchain contracts will be OK for a while, </div><div>but not 'coins'.  IBM is selling blockchain contract tools and services.<br><br>It is important to note that IBM has hardware working well enough to see real possibilities<br>and real time lines.<br><a href="https://quantumexperience.ng.bluemix.net/qx/tutorial?sectionId=full-user-guide&page=introduction">https://quantumexperience.ng.bluemix.net/qx/tutorial?sectionId=full-user-guide&page=introduction</a><br><br>So yes move your data and re encrypt it knowing that most tools today are very fragile.<br>There are encryption guidelines, see NIST they agree with IBM.<br><a href="https://csrc.nist.gov/CSRC/media/Presentations/NIST-Cryptography-Transition-Update/images-media/Transition02132018%20-%20L%20Chen.pdf">https://csrc.nist.gov/CSRC/media/Presentations/NIST-Cryptography-Transition-Update/images-media/Transition02132018%20-%20L%20Chen.pdf</a><br>and<br><a href="https://cryptojedi.org/peter/data/nancy-20180219.pdf">https://cryptojedi.org/peter/data/nancy-20180219.pdf</a><br><br>Multiple domestic groups are working at theis google and IBM are only two of many.<br>Who knows what the rest of the world is doing.<br><br>Moving encrypted data, decrypting it and encrypting it is time consuming and demanding of resources.<br>The transition costs money so addressing the obvious today is prudent.  <br><br>It is a game changer and tomorrow may bring more insight that crushes rules of thumb.<br><br> <br><br><br><br> <br><br><br><br><br><br> </div></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr">  T o m    M i t c h e l l</div></div>
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