چکیده (انگلیسی):

The MPEG Layer-III File or MP3 can contain the ID3v2 tag which able to store information not only the
song and singer’s name but also song lyric and alblum cover figure. The steganography technique on audio
generally only make use of the main body of the audio file, but has not ever use the part of the ID3v2 to
hide an message. This study an steganography technique which make use of this ID3v2 tag space where
message is encrypted using McEliece cryptosystem method which applying the public key in the form of
matrix then inserted into the MP3 file applying Before All Frames (BAF) method, whereas the public key is
inserted into album cover figure which is stored in the ID3v2 tag.