Hammoud, Awad Kadhim, Hatem Nahi Mohaisen, and Qusay Samir Shaker. 2018. “Securing Digital Documents Using Digital Watermarking”. Ibn AL-Haitham Journal For Pure and Applied Sciences 2017 (IHSCICONF): 187-94. https://doi.org/10.30526/2017.IHSCICONF.1792.