An Overview of Steganographic Techniques and Methods Applied on Jpeg Images Using Different Transformational Techniques Autori: Dejan Uljarević, Vladan Pantović, Aleksandar Mišković, Nataša Aleksić Izdanje: Sinteza 2016 - International Scientific Conference on ICT and E-Business Related Research DOI: 10.15308/Sinteza-2016-165-172