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Problem: KDC has no support for encryption type (14)

843811Nov 8 2005 — edited Oct 17 2006
hi, I have dealing the problem for long time and no response in bea forum.
I feel very exhausted when checking mit's kerberos mailist and sun forum. Any try every method they provide but not success.

first I generate the keytab using w2k's ktpass
ktpass -princ HTTP/weblogic.dlsvr.com@DLSVR.COM -mapuser weblogic -pass weblogic -out dlsvr_keytab -crypto des-cbc-crc

and it turn out to be successful.

My W2KSP4 KDC Config is:
c:\winnt\krb5.ini-----------------------------

[libdefaults]

default_realm = DLSVR.COM
default_tkt_enctypes = des-cbc-crc
default_tgs_enctypes = des-cbc-crc
ticket_lifetime = 600

[realms]

DLSVR.COM = {
kdc = 192.168.2.231
admin_server = dlserver
default_domain = DLSVR.COM
}

[domain_realm]
.dlsvr.com= DLSVR.COM

[appdefaults]
autologin = true
forward = true
forwardable = true
encrypt = true

i also set des type in AD Accout and also reset password after that

i create my keytab using des-cbc-crc as you can see in the log below :
------------------------------------

<2005-11-8 ����06��09��39�� CST> <Debug> <SecurityDebug> <000000> <Found Negotiate with SPNEGO token>
KeyTab: load() entry length: 50
KeyTabInputStream, readName(): DLSVR.COM
KeyTabInputStream, readName(): host
KeyTabInputStream, readName(): weblogic
KeyTab: load() entry length: 44
KeyTabInputStream, readName(): dlsvr.com
KeyTabInputStream, readName(): weblogic
EType: sun.security.krb5.internal.crypto.DesCbcCrcEType
crc32: e9889c7a
crc32: 11101001100010001001110001111010
KrbAsReq calling createMessage
KrbAsReq in createMessage
KrbAsReq etypes are: 1
KrbKdcReq send: kdc=192.168.2.231 UDP:88, timeout=30000, number of retries =3, #bytes=216
KDCCommunication: kdc=192.168.2.231 UDP:88, timeout=30000,Attempt =1, #bytes=216
KrbKdcReq send: #bytes read=1217
KrbKdcReq send: #bytes read=1217
EType: sun.security.krb5.internal.crypto.DesCbcCrcEType
crc32: 54c176ae
crc32: 1010100110000010111011010101110
KrbAsRep cons in KrbAsReq.getReply host/weblogic
Found key for host/weblogic@DLSVR.COM
Entered Krb5Context.acceptSecContext with state=STATE_NEW
<2005-11-8 ����06��09��39�� CST> <Debug> <SecurityDebug> <000000> <GSS exception GSSException: Failure unspecified at GSS-API level (Mechanism level: KDC has no
support for encryption type (14))
GSSException: Failure unspecified at GSS-API level (Mechanism level: KDC has no support for encryption type (14))
at sun.security.jgss.krb5.Krb5Context.acceptSecContext(Krb5Context.java:734)
at sun.security.jgss.GSSContextImpl.acceptSecContext(GSSContextImpl.java:300)
at sun.security.jgss.GSSContextImpl.acceptSecContext(GSSContextImpl.java:246)
at weblogic.security.providers.utils.SPNEGONegotiateToken.getUsername(SPNEGONegotiateToken.java:371)
at weblogic.security.providers.authentication.SinglePassNegotiateIdentityAsserterProviderImpl.assertIdentity(SinglePassNegotiateIdentityAsserterProvider
Impl.java:201)
at weblogic.security.service.PrincipalAuthenticator.assertIdentity(PrincipalAuthenticator.java:553)
at weblogic.servlet.security.internal.CertSecurityModule.checkUserPerm(CertSecurityModule.java:104)
at weblogic.servlet.security.internal.SecurityModule.beginCheck(SecurityModule.java:199)
at weblogic.servlet.security.internal.CertSecurityModule.checkA(CertSecurityModule.java:86)
at weblogic.servlet.security.internal.ServletSecurityManager.checkAccess(ServletSecurityManager.java:145)
at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:3685)
at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2644)
at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:219)
at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:178)


So i don't know why win2k's KDC not support the des-cbc-crc,

Any Help or Clue woud be highly appreciated!

david
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Post Details
Locked on Nov 14 2006
Added on Nov 8 2005
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