Computer security - Wikipedia
Although many aspects of computer security involve digital security, such as electronic passwords and encryption, physical security measures, such as metal locks are still used to prevent …
Computer security | Definition & Facts | Britannica
Nov 21, 2025 · computer security, the protection of computer systems and information from harm, theft, and unauthorized use. Computer hardware is typically protected by the same means …
What Is Cybersecurity? | IBM
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 …
What is Cybersecurity? Key Concepts Explained | Microsoft Security
Learn about cybersecurity and how to defend your people, data, and applications against today’s growing number of cybersecurity threats. Cybersecurity is a set of processes, best practices, …
What Is Cybersecurity? Technology And Data Protection - Forbes
Feb 5, 2024 · Cybersecurity is a pretty broad term: It refers to the practice of protecting computer systems, networks, programs, devices and data from cyber attacks through both technological …
What Is Cybersecurity | Types and Threats Defined - CompTIA
Mar 5, 2025 · 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 …
What is Cybersecurity and Why is It Important? | SNHU
Sep 19, 2025 · Cybersecurity consists of all the technologies and practices that keep computer systems and electronic data safe. And, in a world where more and more of our business and …
What is cybersecurity? - Cisco
Cybersecurity is the practice of protecting systems, networks, and programs from digital attacks. These cyberattacks are usually aimed at accessing, changing, or destroying sensitive …
What Is Computer Security? Types, Importance & Best Practices
Sep 11, 2025 · In this guide, we’ll explain what computer security is, why it matters, the types of protection available, and the best practices that organizations and individuals must adopt to …
Cybersecurity and privacy | NIST
NIST develops cybersecurity and privacy standards, guidelines, best practices, and resources to meet the needs of U.S. industry, federal agencies, and the broader public.