"We are working to implement the European directive, together with all the legislation on the anti-corruption package and anti-corruption strategies," said Francisca Van Dunem.

The minister explained that the government is "working hard to bring everything together," since they are "matters that intersect.

"It makes perfect sense that they should be addressed together," she said, noting that the incorporation of the directive into Portuguese law should take place "later this year.

The role that the Portuguese 'hacker' Rui Pinto claims in the disclosure of the business of Isabel dos Santos, Angolan businesswoman and daughter of the former President of Angola José Eduardo dos Santos, once again highlighted the status of whistleblowers.

Rui Pinto, who was arrested on a preventive basis in Portugal in the Football Leaks case, through his lawyers, admitted that he delivered hard drives to the Platform for the Protection of Whistleblowers in Africa, which allowed the recent revelation of Luanda Leaks.

Last year the European Parliament approved a directive to protect whistleblowers, but the legislation has not yet been adopted by the Portuguese state.