The CISO (chief information security officer) is a senior-level executive responsible for developing and implementing an information security program, which includes procedures and policies designed to protect enterprise communications, systems and assets from both internal and external threats.
Security information management (SIM) is the practice of collecting, monitoring and analyzing security-related data from computer logs. A security information management system (SIMS) automates that practice. Security information management is sometimes called security event management (SEM).
SOAR (Security Orchestration, Automation and Response) is a technology stack of compatible software programs that allow an organization to collect data about security threats and alerts from multiple sources and respond to low-level security events without human assistance.