JDK-6355584 : introduce constrained Kerberos delegation
  • Type: Enhancement
  • Component: security-libs
  • Sub-Component: java.security
  • Affected Version: 7,8
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2005-11-26
  • Updated: 2017-05-16
  • Resolved: 2012-11-07
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8 b65Fixed
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If a service account is trusted for delegation, it can request
service tickets on behalf of an authenticated user to any other
service accounts.

Constrained delegation is a way to restrict the service accounts
for which service tickets can be obtained.  This seems a useful
feature to introduce.

See also: Comments section.

release note: scope: Java SE text: Protocol transition and constrained delegation support for Kerberos 5. Note it works on the same realm only in JDK 8.