Economic system reforms and corresponding crime evolution in recent years have determined relevance of further theoretical development of diagnostic issues of handwriting research. Due to significant expansion of scientific knowledge boundaries about the laws of writing and methods of forensic examination of handwriting objects, current state of forensic handwriting examination allows to solve a wide range of issues of identification and diagnostic nature.
 The aim of the authors was to demonstrate complexity of handwriting diagnostic research of signaturehandwriting, constant importance of such examinations for the practice of judicial and investigative bodies of Ukraine. This publication is devoted to modern issues of research of the handwriting realizations performed through changed movements and the decision of identification and diagnostic tasks on such objects.
 The main provisions of forensic handwriting theory on research on handwriting objects made by altered movements, mainly due to confusing factors of natural character. Examples from forensic practice of National Scientific Center «Hon. Prof. M. S. Bokarius Forensic Science Institute» (Kharkov, Ukraine). The research proved possibility of solving integration tasks of forensic handwriting analysis of the above handwriting realizations.
 The following methods: dialectical, empirical research, system-structural analysis and synthesis, observation, comparison, qualitative-descriptive, graphic, experiment and modeling ones were used to consider asked questions.