An employee has publicly revealed sensitive internal information pointing to the safety concerns of Ulban. The identity of the whistleblower is revealed to be the woman central to previous product failures and who the organization tried to force out of the job. It also comes to light that she has been interviewing with Pharma Karma's archrival.

Which Ethical perspective would be least likely to condone publicly challenging the whistleblowers credibility?

Rights

or

Shareholder

or

Utilitarian