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</o:shapelayout></xml><![endif]--></head><body lang=EN-ZA link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Hello,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>For 3) automate zone signing and zsk roll-over<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I know of no tools that are readily available<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'> - there are appliances (look in the IPAM world of products), that handle DNSSEC for you.<br><br>However, I have in our “DNSSEC workshop” course environment a setup that looks at time stamps of Linux files :<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>- zone data is stored in files<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>- when the (unsigned) data has newer time stamp then signed data, script regenerates RRSIG’s<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'> </span><span style='font-family:Wingdings;color:#1F497D'>à</span><span style='color:#1F497D'> to resign a zone, simply “touch” the file with unsigned data (eg once a week)<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>- the script that generates RRSIG’s does so with “all available” keys<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'> </span><span style='font-family:Wingdings;color:#1F497D'>à</span><span style='color:#1F497D'> to perform ZSK rollover, simply add new ZSK/delete old ZSK (at appropriate time)<br> and “touch” the file with unsigned data<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'> (!!! Do respect key timing for deleting the old ZSK !!!)<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>- same principle works for KSK rollover as well,<br> but the challenge there is to inform the parent of new KSK …<br> (!!! + key timing matters !!!)<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Using time stamps of files kind of uses the Linux file system as “database”;<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Should work if the number of files is not too big – one would have to consider using a real DB for larger number of zones.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Success with your move towards DNSSEC.<br><br>Kind regards,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Marc Lampo<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Security Officer<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>EURid<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> McConville, Kevin [mailto:kmcconville@albany.edu] <br><b>Sent:</b> 04 October 2011 09:10 PM<br><b>To:</b> bind-users@lists.isc.org<br><b>Subject:</b> DNSSEC Signing & Key Questions<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>I’m new to this list, so please bear with me if these are/seem like “newbie” questions.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>We are currently evaluating a DNSSEC implementation. We have several static zones that we would like to implement first. We are currently using ISC Bind 9.7.4 – In the test environment (1) Authoritative dns server and (1) Resolver dns server, both running RHEL 5.7. We do have an on-hold Opendnssec server w/softhsm (we are trying to look at the built-in utilities of isc bind first).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>We are trying to make the DNSSEC piece as automatic as possible, so here are where we are having issues.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>1)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Is there any way to have the zsk be auto-generated based upon the inactive date listed in the zsk meta-data? I know we can pre-publish and then use dnssec-settime to change the meta-data, but still very hands-on.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>2)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>With a static zone, are the update-policy local and auto-dnssec maintain options invalid/don’t work? From the docs, they look like they are only for automation of dynamic zones?<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>3)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Are there any ways to automate zone signing and zsk generation/roll-over with a totally static zone environment?<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>4)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>What key-management, zone-signing management utilities or programs have you found useful/helpful? <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Any suggestions, comments, or questions are greatly appreciated. Thank you in advance.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thanks,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>-Kevin<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>Kevin McConville<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>University at Albany<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>