List of Articles Hamed Modaghegh Article 1 - Active Steganalysis of Transform Domain Steganography Based on Sparse Component Analysis 10.7508/jist.2015.02.002 Hamed Modaghegh Seyed Alireza Seyedin Journal of Information Systems and Telecommunication (JIST) , Issue 2 , Year 3 , Spring 2015