адвокатская тайна(It applies to all communications between a lawyer and client relating to legal advice. It is designed to permit free and frank communication between a solicitor or attorney and client. It applies to both oral and documentary communications between a solicitor and client, made in confidence, in the course of seeking or providing legal advice and must be based on the solicitor's expertise. This privilege survives the termination of a client's relationship with counsel. It belongs to the client and may only be waived by the client.)