Method and system for communication confirmation warning

A method to provide a confirmation warning to a target sender of an electronic communication is disclosed. The confirmation warning is provided prior to transmitting the electronic communication from the target sender to a target recipient, there being an established pattern of communication between the target sender and the target recipient. In response to determining that specified details about the electronic communication are not consistent with details about the established pattern of electronic communication, setting a pattern warning flag and saving those details of the electronic communication determined to be not consistent. In response to detecting the presence of at least one of the pattern warning flag and a sensitive message flag, making available to the target sender a confirmation warning, and, in response to the target sender confirming acceptability of the target recipient to receive the electronic communication, transmitting the electronic communication to the target recipient.