Cyber security helps individuals and organisations reduce the risk and impact of cyber attacks. Its core function is to defend the digital services and devices we rely on from online threats. Cybersecurity is the practice of protecting systems, networks, applications, and data from digital attacks and unauthorized access. It encompasses people, processes, and technology working together. No single tool or team can secure an organization alone. Unlock expert insights on cybersecurity with resources and publications covering defense tactics, threat mitigation, and emerging trends from the ISACA community. What is cybersecurity? Cybersecurity is the practice of protecting people, systems and data from cyberattacks by using various technologies, processes and policies. At the enterprise level, cybersecurity is key to overall risk management strategy, and specifically, cyber risk management. Cybersecurity is the convergence of people, processes, and technology that combine to protect organizations, individuals, or networks from digital attacks. Cybersecurity is the practice of defending computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks. It's also known as information technology security, computer security or electronic information security. Cybersecurity involves any activities, people, and technology your organization uses to avoid security incidents, data breaches, or loss of critical systems. It’s how you protect your business from threats and your security systems against digital threats. Cybersecurity is the process of protecting networks, systems, applications and digital assets from unauthorized access, cyberattacks, malware and data breaches. While cybersecurity addresses external and malicious threats related to the exposure to the internet, information security also covers internal policies, roles, and controls. Cybersecurity is a set of processes, best practices, and technology solutions that help protect your critical systems and data from unauthorized access. An effective program reduces the risk of business disruption from an attack.