Mahmood Khalel Ibrahem, Hussein Ali Kassim. VoIP Speech Encryption System Using Stream Cipher with Chaotic Key Generator. Iraqi Journal of Science [Internet]. 2021 Jan. 14 [cited 2026 Jan. 7];:240-8. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/3918