Per the latest preauth framework spec, the working group has decided
to forbid ap-request armor in the TGS request because of security
problems with that armor type.

This commit was tested against an implementation of FAST TGS client to
confirm that if explicit armor is sent, the request is rejected.

https://github.com/krb5/krb5/commit/117873bc61d5dcda8f060845cfa19ea5f4409016
Commit By: hartmans
Revision: 23324
Changed Files:
U   users/hartmans/fast-negotiate/src/kdc/fast_util.c