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  1. What Is Information Security? | IBM

    Information security (InfoSec) is the protection of important information against unauthorized access, disclosure, use, alteration or disruption. It helps ensure that sensitive organizational …

  2. Information security - Wikipedia

    Information security (infosec) is the practice of protecting information by mitigating information risks. It is part of information risk management. [1] It typically involves preventing or reducing …

  3. What Is Information Security (InfoSec)? | Microsoft Security

    Information security, often abbreviated (InfoSec), is a set of security procedures and tools that broadly protect sensitive enterprise information from misuse, unauthorized access, disruption, …

  4. What Is Information Security (InfoSec)? - Cisco

    Information security or InfoSec for short, refers to the network security process and tools that protect sensitive business information from being modified, disrupted or destroyed.

  5. What is information security (infosec)? - TechTarget

    Sep 3, 2025 · Information security protects sensitive information for organizations, including customer records, employee details, confidential business information and trade secrets. It …

  6. What is information security? - Cloudflare

    Information security protects data and systems from unauthorized access or breaches that could lead to the disclosure, alteration, or destruction of sensitive information.

  7. What is Information Security? Complete Guide | Cyberhaven

    Information security, often referred to as InfoSec, is the practice of defending information from unauthorized access, disruption, modification, or destruction. It’s more than just a technical …

  8. Information Security - SANS Institute

    While information security encompasses the protection of all forms of data, both digital and physical, cybersecurity is a subset specifically addressing threats in digital environments.

  9. SP 800-53 Rev. 5, Security and Privacy Controls for Information

    Dec 10, 2020 · This publication provides a catalog of security and privacy controls for information systems and organizations to protect organizational operations and assets, individuals, other …

  10. What Is Information Security? Definition, Types & Importance

    Aug 25, 2025 · Learn what information security is, why it matters, and explore its key types to protect your business data from cyber threats.