Steganography is a method of hiding information inside a cover object such that only the receiver can extract it.

Audio Steganography is the method in which the information is added to an audio signal such that no change is perceived by a user or listener of the audio. Only the receiver having the key can extract the information from the audio signal. The information can be form of text, image or audio.

This is a python-based application to hide text messages securely inside an audio file using Fast Fourier Transform and Direct Sequence Spread Spectrum.

Reference: https://ieeexplore.ieee.org/document/6021662