Hanna Maliar from 2000 to 2010 she held the post from a lecturer to the Deputy Director of the Law Institute, Associate Professor at Kyiv International University. In 2007 she received a certificate of the right to practice advocacy. In 2010 she became a candidate of legal sciences. Her research interests include crimes against the foundations of national security, crimes against peace, security of mankind and international law, strategic communications in a hybrid war. Since 2010 she has worked at the State Research Institute of Customs as Deputy Head of the Department of Legal Problems of Customs. She is an adviser of the customs service of the 3rd rank. From 2013 to 2020, she taught at the National School of Judges of Ukraine in the field of criminal law qualification of aggressive war and other crimes committed in the war zone. Hanna Maliar also developed the concept of legal assessment of events in the Crimea and eastern Ukraine, which is used in investigative and judicial practice. From 2018 she is a coach of security and defense divisions in strategic communications (specialization — “Information operations as an element of crimes that encroach on national security and peace. Identification and disposal of information technologies of influence that threaten national security”). She was trained in negotiations in armed conflicts and received a certificate from the Dutch Institute of International Relations “Clingendael”.