// THREAT DETECTION AND DATA PRIVACY TERM
Controller
A "Controller" refers to the entity, such as a company or organization, that decides the reasons why and how personal data is collected and used.

TECHNICAL DEFINITION
In data privacy regulations like GDPR, CCPA, and LGPD, a Data Controller is the natural or legal person, public authority, agency, or other body which, alone or jointly with others, determines the purposes and means of the processing of personal data, bearing primary responsibility for compliance.
BACKGROUND
Computer security is a subdiscipline within the field of information security. It focuses on protecting computer software, systems, and networks from threats that can lead to unauthorized information disclosure, theft, or damage to hardware, software, or data, as well as to the disruption or misdirection of the services they provide.
READ MORE ON WIKIPEDIASYNONYMS & ALIASES
- Data Controller
- Data Fiduciary
- Responsible Party
- Data Owner
USAGE NOTE
The designation of a Controller is fundamental in data protection laws to assign accountability and legal obligations for personal data processing.
DEVELOPERS
Organizations developing technology related to Controller.
Develops cybersecurity solutions specifically for industrial control systems (ICS) and operational technology (OT), providing visibility, threat detection, and vulnerability management for critical infrastructure controllers.
Offers operational technology (OT) and IoT security solutions, providing real-time visibility, threat detection, and incident response for industrial controllers and critical infrastructure.
Specializes in industrial cybersecurity, delivering threat intelligence, technology, and services to protect industrial control systems (ICS) and operational technology (OT) from cyber threats, directly addressing controller security.
A leading developer of networking and cybersecurity solutions, including Network Access Control (NAC) systems like Cisco Identity Services Engine (ISE), which control network access for devices and users.
Provides a wide range of cybersecurity solutions, including FortiNAC for Network Access Control and FortiGuard Industrial Security Services, which secure industrial control systems and their controllers.
A global leader in industrial automation and energy management, developing programmable logic controllers (PLCs) and distributed control systems (DCS), and offering cybersecurity services to protect these critical OT controllers.
A major industrial manufacturing company that develops industrial control systems (ICS) and offers a comprehensive portfolio of cybersecurity solutions specifically designed to protect their own and other vendors' controllers and OT environments.
A U.S. Department of Energy national laboratory conducting extensive research and development in industrial control system (ICS) cybersecurity, focusing on protecting critical infrastructure controllers from cyber threats.
Operates federally funded research and development centers, developing cybersecurity frameworks like ATT&CK for ICS that catalog adversary tactics and techniques against industrial control systems, aiding in the defense of controllers.