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Cybersecurity

From Simple English Wikipedia, the free encyclopedia
An example of a physical security measure: a metal lock on the back of a computer to stop someone from accessing it.

Computer security, also known as cybersecurity or IT security, is about protecting computer systems, networks, and software from threats like data theft, unauthorized access, or damage.[1][2]

As people rely on computer more it has become important to protect the Internet and smart devices like smartphones and IoT devices. With information systems becoming more complex, securing them is a big challenge we face today, especially for areas like power grids, elections, and finance.[3][4] While digital tools like passwords and encryption are key, traditional physical security, like locks, still plays a role. Cybersecurity is a broad field and doesn’t fully overlap with other types of security. It can be categorized into 3 areas:

  • Database protection, which involves encryption, control, data backup, and regular access monitoring.
  • Identity and Access Management (IAM) provides access to systems and data based on the level of trust and user rights.
  • Threat detection and prevention includes antivirus software, firewalls and intrusion prevention systems (IPS).[5]

References

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  1. Schatz, Daniel; Bashroush, Rabih; Wall, Julie (2017). "Towards a More Representative Definition of Cyber Security". Journal of Digital Forensics, Security and Law. 12 (2). ISSN 1558-7215.
  2. Cybersecurity at the Encyclopædia Britannica
  3. Kianpour, Mazaher; Kowalski, Stewart; Øverby, Harald (2021). "Systematically Understanding Cybersecurity Economics: A Survey". Sustainability. 13 (24): 13677. doi:10.3390/su132413677. hdl:11250/2978306. ISSN 2071-1050.
  4. Stevens, Tim (11 June 2018). "Global Cybersecurity: New Directions in Theory and Methods" (PDF). Politics and Governance. 6 (2): 1–4. doi:10.17645/pag.v6i2.1569. Archived (PDF) from the original on 2019-09-04.
  5. Kasyanenko, Yevhen (25 September 2024). "Global Cybersecurity: New Directions in Theory and Methods".{{cite web}}: CS1 maint: url-status (link)