Wikipedia
Client confidentiality is the principle that an institution or individual should not reveal information about their clients to a third party without the consent of the client or a clear legal reason This concept is commonly provided for in law in most countries and can also be referred to as social systems of confidentialityThe access to a client's data as provided by the institution in question is usually limited to law enforcement agencies and requires some legal procedures to be accomplished prior to such action (eg: court order issued, etc) This applies to bank account information or medical record
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