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Enhancement
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Resolution: Won't Fix
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P3
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None
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None
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None
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generic
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generic
In order to get a service ticket, we need to send a TGS_REQ to KDC which is encrypted with the session key from the TGT. In recent versions of Windows, the session key in TGT is disabled by default (etype = 0), a registry key must be set to get it enabled. This RFE uses a native Win API to retrieve the service ticket without the registry setting.
See http://java.sun.com/javase/6/docs/technotes/guides/security/jgss/tutorials/Troubleshooting.html
In Vista, when a user is in the local admin group, even if (s)he tries to add the allowtgtsessionkey registry entry and change the etype to non-zero, the key bytes are still zeroes. In this case, there's no workaround.
See http://java.sun.com/javase/6/docs/technotes/guides/security/jgss/tutorials/Troubleshooting.html
In Vista, when a user is in the local admin group, even if (s)he tries to add the allowtgtsessionkey registry entry and change the etype to non-zero, the key bytes are still zeroes. In this case, there's no workaround.
- duplicates
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JDK-8149900 Kerberos native credentials
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- Closed
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- relates to
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JDK-6587676 Krb5LoginModule failure if useTicketCache=true on Vista
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- Resolved
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JDK-8149900 Kerberos native credentials
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- Closed
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JDK-8161921 Windows 10 Credential Guard does not allow sharing of TGT with Java
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- Closed
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JDK-4890398 TGT should not be required if valid service ticket already available
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- Closed
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