Русско-англо-русский юридический словарь

The attorney-client privilege is a rule that preserves the confidentiality of communications between lawyers and clients. Under that rule, attorneys may not divulge their clients' secrets, nor may others force them to. The purpose of the privilege is to encourage clients to openly share information with their lawyers and to let lawyers provide effective representation. (Nolo)

That may seem ludicrous, but Elliott and Braun have pressed the case that Councilman Chris Cate did something “more than commit a crime” when he broke attorney-client privilege by passing a confidential memo on to the developers of SoccerCity. He had no right to unilaterally break the attorney-client privilege, Elliott claims. (Voice of San Diego)

Interviewees may try to have other people present during their interview to listen in and make sure their stories align. The presence of other people, whether intentional or inadvertent (such as a family member wandering through), may break the attorney-client privilege. (JD Supra)

A convicted murderer is suing the former head of her defense team claiming that the lawyer had broken their attorney-client privilege to write a book. (Daily Mail)