Institutional Counterintelligence Analysis (ICA) presents a new analytical discipline developed to identify and interpret adversarial configurations within complex institutional environments. Traditional intelligence frameworks are primarily oriented toward individuals, discrete events, and observable threats. In contemporary conditions, however, influence rarely manifests in direct or transparent forms. Instead, it is embedded within institutional arrangements, decision-making processes, and systems of informational asymmetry that shape outcomes without explicit coordination. This work introduces a shift in analytical perspective from actors to structures. It conceptualizes institutional environments as structured fields of interaction in which power, uncertainty, and influence are produced, maintained, and strategically distributed. The primary task of analysis, therefore, is not limited to detecting overt threats but extends to reconstructing hidden configurations that determine the logic of outcomes. The ICA framework integrates elements of intelligence analysis, systems thinking, and strategic reasoning to provide a coherent methodology for working under conditions of incomplete, fragmented, and asymmetrical information. It establishes the conceptual and methodological foundations necessary for analyzing environments where formal transparency does not correspond to actual dynamics. As the founding work of Institutional Counterintelligence Analysis, this book defines the core principles, analytical logic, and methodological orientation of the discipline.