1. A method of decoding of steganographic data, the steganographic data being embedded in an electronic media signal by imperceptibly adjusting data values in the media signal to create a steganographically embedded signal, the method comprising using an electronic processor configured to: process the electronic media signal to extract message values of the steganographic data; assign confidence values to the message values based on signal statistics by which the values are determined; and decode a corrected message from the message values weighted by the assigned confidence values.