Final answer:
The correct term for communication that divulges confidential information beyond casual conversation is a 'breach of confidentiality,' and it covers a wide range of professions and contexts where sensitive information must be protected.
Step-by-step explanation:
Any communication beyond casual conversation that divulges confidential information is known as a breach of confidentiality. This refers to the violation of an obligation to keep information confidential. Beyond journalism and reporter's privilege, similar principles of confidentiality apply across various fields, such as healthcare with HIPAA regulations, legal professions, and governmental practices. It is essential to protect sensitive information and respect privacy rights, as unauthorized disclosure can lead to serious legal implications and erosion of trust.