What is Cybersecurity?

Aug 15, 2023 | Explainers

« Explainers | What is Cybersecurity?

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Cybersecurity refers to the practice of protecting computer systems, networks, and data from theft, damage, unauthorized access, or malicious attacks.

As our reliance on digital systems has grown, so too has the importance of ensuring the integrity, confidentiality, and availability of information.

Here are some key aspects of cybersecurity:

  1. Information Security: Protects information from unauthorized access or alteration, ensuring data confidentiality, integrity, and availability.
  2. Network Security: Secures a computer network infrastructure. This involves measures to protect data during transfer, as well as measures to thwart attempts to breach a network.
  3. Application Security: Focuses on ensuring software and applications are free of threats. Vulnerabilities can often be exploited through compromised apps, thus robust application security practices like regular updates and patches are vital.
  4. End-user Education: Even the best security hardware and software can be defeated by an unknowing user who might inadvertently invite threats into a system. Training users to recognize and avoid risks is essential.
  5. Disaster Recovery/Business Continuity Planning: Refers to how an organization responds to a cyber-security incident or any other event that causes the loss of operations or data.
  6. Operational Security: Deals with the processes and decisions for handling and protecting data assets. This includes the permissions users have when accessing a network and the procedures for handling and storing data.
  7. Physical Security: Physical measures taken to protect the hardware and data, like securing access to computer rooms or data centres.
  8. Cloud Security: As more businesses move to the cloud, protecting these virtualized environments becomes increasingly important.
  9. Intrusion Detection Systems (IDS): Monitors networks for malicious activities or violations and reports them to system administrators.
  10. End-point Security: Secures individual devices like computers and smartphones, which can serve as access points into an organization’s network.
  11. Identity and Access Management (IAM): Ensures that only authorized individuals can access specific resources in the organization.
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Emerging challenges in cybersecurity include dealing with sophisticated state-sponsored attacks, cyberterrorism, ransomware attacks, and threats from the Internet of Things (IoT) devices.

With the increasing number of cyber-attacks and their evolving nature, staying informed about the latest threats and best practices in cybersecurity has become paramount for individuals, businesses, and governments around the world.

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