Ali DURDU (Dr. Lecturer) received his bachelor's degree in 2007, his master's degree in 2012 and his doctorate degree in 2016 from Sakarya University Computer Engineering Department. In 2008, he worked as a Software Specialist at Sakarya University Computer Center. In 2009, he was appointed to Sakarya University Computer Research and Application Center and continued his duty. In 2013, he was appointed as an Instructor at Sakarya University, Adapazarı Vocational School. In 2018, he graduated from the Faculty of Political Sciences Management Information Systems Department. He was appointed as a lecturer. He was appointed as the Head of Information Processing Department of Ankara Social Sciences University in 2017 and he still continues his duty. He has published studies in national and international journals and books on Steganography, Steganalysis, Data Hiding, Secure Communication and Chaotic systems.