<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, Aug 27, 2014 at 5:38 PM, Tony Arcieri <span dir="ltr"><<a href="mailto:bascule@gmail.com" target="_blank">bascule@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><div class="">On Wed, Aug 27, 2014 at 5:13 PM, Jonathan Moore <span dir="ltr"><<a href="mailto:moore@eds.org" target="_blank">moore@eds.org</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">
<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><div>djb has mostly convinced me</div></div></div></div></blockquote><div><br></div></div><div>You might check out his thoughts in the XSalsa20 paper:</div>
<div>
<br>
</div><div><a href="http://cr.yp.to/snuffle/xsalsa-20081128.pdf" target="_blank">http://cr.yp.to/snuffle/xsalsa-20081128.pdf</a><br></div><div><br></div><div>"There is also a standard counterargument. Counters might sound simple but</div>
<div>are sometimes mismanaged by applications, destroying security. Rather than</div><div>blaming the application for this failure, we can append random bits to the nonce,</div><div>adding protection that is likely to succeed even if the counter fails." </div>
</div><div><br></div><div>Combining counters and RNG data was one of the reasons he created XSalsa20 in the first place.</div></div></div></blockquote><div><br></div><div>Sure, but counters and clocks are different things, and there are interesting environments with out storage at all. I understand that I am not discussing ideas that might not get used every day but they are not uninteresting which is what it feels like you are trying to argue for.</div>
<div><br></div><div>-Jonathan</div></div></div></div>