Corruption is becoming a major threat to the world. All countries of the globe are running the risks associated with it. Corrupt practices such as bribery and other abuses of public functions for private gain have been criminalised in almost all legal systems. The criminalisation of acts of corruption constitutes one of the major dimensions of the international anti-corruption instruments.

The attorney-client professional relationship is protected by law in every legal system. The protection conferred to professional privilege serves different purposes. From the human rights protection point of view, confidentiality of information obtained during legal advice or legal proceedings promotes the right to a fair trial, the right to privacy, and the right not to incriminate oneself. It protects citizens from arbitrary encroachment of their rights by investigatory authorities.