Kevin Marcho Nainggolan, Kasih Delayana Marpaung and Wetina Hulu (2026) “Implementation of the Echo Hiding Steganography Method for Embedding Secret Messages in Audio Media”, BIOS: Jurnal Informatika dan Sains , 4(01), pp. 28–35. Available at: https://seaninstitute.or.id/bersinar/index.php/bios/article/view/252 (Accessed: 21 May 2026).