How to configure IPA password policy to required a new password to be sufficiently different from the old one ?

Solution Verified - Updated -

Issue

How to configure IPA password policy to required a new password to be sufficiently different from the old one ?
Its important we are able to fulfil this requirement to keep system compliant with U.S. DoD hardening guidelines.

Example :

If the old password is : MySecretPwd123
new password: MySecretPwd456

would be refused.

Environment

  • Red Hat Enterprise Linux 7.5
  • Red Hat IPA

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