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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060">Hi All,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060">Got a ping from a colleague in security on my opinion of format preserving encryption.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060"><a href="http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/ffx/ffx-spec.pdf">http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/ffx/ffx-spec.pdf</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060">Looks pretty good to me, what are your thoughts?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060;mso-fareast-language:EN-ZA">Kind regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#002060;mso-fareast-language:EN-ZA">Brett Russell<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:#1F4E79;mso-fareast-language:EN-ZA"><img border="0" width="288" height="104" id="Picture_x0020_1" src="cid:image001.jpg@01D036F0.072FABC0" alt="cid:image001.jpg@01CF8C72.BBBBEF50"></span><span lang="EN-US" style="font-size:12.0pt;color:#1F4E79"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-top:.5pt;text-autospace:none"><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#00ADEF;mso-fareast-language:EN-ZA">Brett Russell<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-top:.5pt;text-autospace:none"><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA">Product Head: mPos<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-top:.5pt;text-autospace:none"><b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS Bold";color:#626366;mso-fareast-language:EN-ZA"><o:p> </o:p></span></b></p>
<p class="MsoNormal" style="margin-top:.5pt;text-autospace:none"><b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS Bold";color:#626366;mso-fareast-language:EN-ZA">cellular</span></b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA">
 +27 82 602 3130<o:p></o:p></span></p>
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</span><span lang="EN-US" style="font-size:12.0pt;color:#1F4E79;mso-fareast-language:EN-ZA"><a href="mailto:brettr@zipzap.co.za"><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#0563C1">brettr@zipzap.co.za</span></a></span><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-top:.5pt;text-autospace:none"><b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA">email
</span></b><span lang="EN-US" style="font-size:12.0pt;color:#1F4E79;mso-fareast-language:EN-ZA"><a href="mailto:brett.russell@owasp.org"><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#0563C1">brett.russell@owasp.org</span></a></span><b><span lang="EN-US" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA">
</span></b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-top:.5pt;text-autospace:none"><b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS Bold";color:#626366;mso-fareast-language:EN-ZA">telephone</span></b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA">
 +27 11 531 5300<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-top:.5pt;text-autospace:none"><b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS Bold";color:#626366;mso-fareast-language:EN-ZA">facsimile
</span></b><span lang="EN-GB" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA">+27 11 444 7086<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-top:.5pt"><b><span lang="EN-US" style="font-size:9.0pt;font-family:"Trebuchet MS Bold";color:#626366;mso-fareast-language:EN-ZA">web</span></b><span lang="EN-US" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#626366;mso-fareast-language:EN-ZA">
</span><span lang="EN-US" style="font-size:12.0pt;color:#1F4E79;mso-fareast-language:EN-ZA"><a href="http://www.zipzap.co.za/"><span style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#0563C1">http://www.zipzap.co.za</span></a></span><span lang="EN-US" style="font-size:12.0pt;color:#1F4E79;mso-fareast-language:EN-ZA"><o:p></o:p></span></p>
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