In image verification, if image verified pass in DBT, still need to verify if it is blocked by any other cert/cert hash from DBX. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Chao Zhang <chao.b.zhang@intel.com> Reviewed-by: Long Qin <qin.long@intel.com> Reviewed-by: Dick Wilkins <dick_wilkins@phoenix.com>