<html><head><meta http-equiv="Content-Type" content="text/html charset=iso-8859-1"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>Le 7 oct. 2013 à 17:45, Arnold Reinhold <<a href="mailto:agr@me.com">agr@me.com</a>> a écrit :</div><br class="Apple-interchange-newline"><blockquote type="cite"><span style="font-family: Helvetica; font-size: medium; 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; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; display: inline !important; float: none; ">other cipher algorithms are unlikely to catch up in performance in the foreseeable future</span></blockquote></div><br><div>You should take a look a this algorithm : <a href="http://eprint.iacr.org/2013/551.pdf">http://eprint.iacr.org/2013/551.pdf</a></div><div><br></div><div><div>- The block size is variable and unknown from an attacker.</div><div>- The size of the key has no limit and is unknown from an attacker.</div><div>- The key size does not affect the algorithm speed (using a 256 bit key is the same as using a 1024 bit key).</div><div>- The algorithm is much faster than the average cryptographic function. Experimental test showed<b> 600 Mo/s - 4 cycles/byte</b> on an Intel Core 2 Duo P8600 2.40GHz and <b>1,2 Go/s - 2 cycles/byte</b> on an Intel i5-3210M 2.50GHz. Both CPU had only 2 cores.</div></div><div><b><br></b></div><div><br></div><div>
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