The aggression of Russian Federation in Ukraine has exposed a strategic problem, derived from unwillingness to fully oppose in the information confrontation. Media could do even more damage to country's defense capabilities than military action. Spreading fake news can be used to misrepresent, distort, and create a negative image of an informational event in society, as well as instill fear, panic, or downplay achievements. Little attention is paid to such information operations and approaches to their detection. The paper deals with detection of such information effects using Exploratory data analysis, fractal and wavelet analysis, as well as factor structure analysis using neural networks for being defensive, understanding of methods and techniques used to attack in Informational Space is necessary.

The article investigates reaction-type information operations that can be used for misrepresentation, concealment or suppression of an information event in society and reviews an approach to their identification.