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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Sorry about this, after trying Java7, it looks like it’s a versioning problem:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">2015-11-20 09:36:26,997 - DEBUG [net.shibboleth.idp.authn.spnego.impl.GSSContextAcceptor:175] - Validating the first GSS input token against service
principal: HTTP/gateway.ncl.ac.uk@CAMPUS.NCL.AC.UK<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">2015-11-20 09:36:27,072 - DEBUG [net.shibboleth.idp.authn.spnego.impl.GSSContextAcceptor:188] - Error establishing security context<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">org.ietf.jgss.GSSException:
<b>Failure unspecified at GSS-API level (Mechanism level: Specified version of key is not available (44))<o:p></o:p></b></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"> at sun.security.jgss.krb5.Krb5Context.acceptSecContext(Krb5Context.java:788)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">Caused by: sun.security.krb5.KrbException: Specified version of key is not available (44)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"> at sun.security.krb5.EncryptionKey.findKey(EncryptionKey.java:588)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">2015-11-20 09:36:27,079 - DEBUG [net.shibboleth.idp.authn.spnego.impl.SPNEGOAuthnController:165] - Exception processing GSS token<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">org.ietf.jgss.GSSException: Failure unspecified at GSS-API level (Mechanism level: Specified version of key is not available (44))<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"> at sun.security.jgss.krb5.Krb5Context.acceptSecContext(Krb5Context.java:788)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">Caused by: sun.security.krb5.KrbException: Specified version of key is not available (44)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"> at sun.security.krb5.EncryptionKey.findKey(EncryptionKey.java:588)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">2015-11-20 09:36:27,146 - WARN [net.shibboleth.idp.authn.impl.ValidateExternalAuthentication:94] - Profile Action ValidateExternalAuthentication:
External authentication produced exception<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">net.shibboleth.idp.authn.ExternalAuthenticationException: SPNEGONotAvailable<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"> at net.shibboleth.idp.authn.spnego.impl.SPNEGOAuthnController.continueSPNEGO(SPNEGOAuthnController.java:167)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">Caused by: org.ietf.jgss.GSSException: Failure unspecified at GSS-API level (Mechanism level: Specified version of key is not available (44))<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"> at sun.security.jgss.krb5.Krb5Context.acceptSecContext(Krb5Context.java:788)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">Caused by: sun.security.krb5.KrbException: Specified version of key is not available (44)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"> at sun.security.krb5.EncryptionKey.findKey(EncryptionKey.java:588)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US">2015-11-20 09:36:27,150 - INFO [net.shibboleth.idp.authn.impl.SelectAuthenticationFlow:130] - Profile Action SelectAuthenticationFlow: Moving incomplete
flow authn/SPNEGO to intermediate set<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> users [mailto:users-bounces@shibboleth.net]
<b>On Behalf Of </b>Chris Franks<br>
<b>Sent:</b> 20 November 2015 09:25<br>
<b>To:</b> users@shibboleth.net<br>
<b>Subject:</b> SPNEGO in IdP 3.2<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Hi,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">I've just setup a test IdP installation to see how we can replicate our current SPNEGO setup in IdP 3.2 (Centos 6.7/apache-tomcat-8.0.26).<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">I'm getting a checksum error in the IdP logs:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">2015-11-20 09:12:10,557 - DEBUG [net.shibboleth.idp.authn.spnego.impl.GSSContextAcceptor:175] - Validating the first GSS input token against service principal:
<a href="mailto:HTTP/gateway.ncl.ac.uk@CAMPUS.NCL.AC.UK">HTTP/gateway.ncl.ac.uk@CAMPUS.NCL.AC.UK</a></span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">2015-11-20 09:12:10,567 - DEBUG [net.shibboleth.idp.authn.spnego.impl.GSSContextAcceptor:188] - Error establishing security context</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">org.ietf.jgss.GSSException:
<b>Failure unspecified at GSS-API level</b> (<b>Mechanism level: Checksum failed</b>)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.jgss.krb5.Krb5Context.acceptSecContext(Krb5Context.java:856)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Caused by: sun.security.krb5.KrbCryptoException: Checksum failed</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.krb5.internal.crypto.ArcFourHmacEType.decrypt(ArcFourHmacEType.java:102)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Caused by: java.security.GeneralSecurityException: Checksum failed</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.krb5.internal.crypto.dk.ArcFourCrypto.decrypt(ArcFourCrypto.java:408)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">2015-11-20 09:12:10,572 - DEBUG [net.shibboleth.idp.authn.spnego.impl.SPNEGOAuthnController:165] - Exception processing GSS token</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">org.ietf.jgss.GSSException: Failure unspecified at GSS-API level (Mechanism level: Checksum failed)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.jgss.krb5.Krb5Context.acceptSecContext(Krb5Context.java:856)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Caused by: sun.security.krb5.KrbCryptoException: Checksum failed</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.krb5.internal.crypto.ArcFourHmacEType.decrypt(ArcFourHmacEType.java:102)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Caused by: java.security.GeneralSecurityException: Checksum failed</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.krb5.internal.crypto.dk.ArcFourCrypto.decrypt(<b>ArcFourCrypto.java</b>:408)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">2015-11-20 09:12:10,595 - WARN [net.shibboleth.idp.authn.impl.ValidateExternalAuthentication:94] - Profile Action ValidateExternalAuthentication: External authentication produced exception</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">net.shibboleth.idp.authn.ExternalAuthenticationException: SPNEGONotAvailable</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at net.shibboleth.idp.authn.spnego.impl.SPNEGOAuthnController.continueSPNEGO(SPNEGOAuthnController.java:167)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Caused by: org.ietf.jgss.GSSException: Failure unspecified at GSS-API level (Mechanism level: Checksum failed)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.jgss.krb5.Krb5Context.acceptSecContext(Krb5Context.java:856)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Caused by: sun.security.krb5.KrbCryptoException: Checksum failed</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.krb5.internal.crypto.ArcFourHmacEType.decrypt(ArcFourHmacEType.java:102)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Caused by: java.security.GeneralSecurityException: Checksum failed</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> at sun.security.krb5.internal.crypto.dk.ArcFourCrypto.decrypt(ArcFourCrypto.java:408)</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">2015-11-20 09:12:10,596 - INFO [net.shibboleth.idp.authn.impl.SelectAuthenticationFlow:130] - Profile Action SelectAuthenticationFlow: Moving incomplete flow authn/SPNEGO to intermediate
set</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">But the keytab itself works fine on the command line:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">[root@devidp authn]# kinit ncf17</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Password for
<a href="mailto:ncf17@CAMPUS.NCL.AC.UK">ncf17@CAMPUS.NCL.AC.UK</a>:</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">[root@devidp authn]# klist</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Ticket cache: FILE:/tmp/krb5cc_0</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Default principal:
<a href="mailto:ncf17@CAMPUS.NCL.AC.UK">ncf17@CAMPUS.NCL.AC.UK</a></span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas"> </span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Valid starting Expires Service principal</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">11/20/15 09:10:32 11/20/15 17:10:32
<a href="mailto:krbtgt/CAMPUS.NCL.AC.UK@CAMPUS.NCL.AC.UK"><span style="color:#0563C1">krbtgt/CAMPUS.NCL.AC.UK@CAMPUS.NCL.AC.UK</span></a></span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Our krb5.conf has:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">default_tgt_enctypes = arcfour-hmac</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">default_tgs_enctypes= arcfour-hmac</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">so it looks like the right decryption method is being used… could this be to do with the Java version (1.8.0_65)?<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">I remember keytabs/encryption types being a pain the last time we set this up but it's been a while so any pointers would be greatly received
</span><span style="font-size:11.0pt;font-family:Wingdings">J</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Thanks,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Chris<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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