Vocab #1 Unit 1 Foundations and Threats

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Cybersecurity

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1. The practice of protecting computer systems, networks, devices and data from various digital threats and attacks.

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CIA Triad

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1. Confidentiality

2. Integrity

3. Availability

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Confidentiality

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1. This principle ensures that sensitive information is only accessible to authorized individuals and is protected from unauthorized access or disclosure.

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Integrity

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1. Focuses on maintaining the accuracy and trustworthiness of data, preventing unauthorized modification or destruction.

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Availability

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1. Ensures that authorized users can access and utilize information when needed, preventing disruptions or unavailability of systems or data.

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AAA (Authentication Authorization Accounting)

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1. This framework is crucial for controlling access to resources, enforcing security policies, and tracking user activity.

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Authentication

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1. Verifies the identity of a user or device trying to access a resource. This involves confirming that the person or device is who or what they claim to be, typically through credentials like usernames and passwords.

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Authorization

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1. Determines what a user or device is allowed to do after they have been authenticated. This involves granting or denying access to specific resources based on their roles and permissions.

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Accounting

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1. Tracks the activities of users and devices after they have been authorized. This involves recording their actions, such as which resources they accessed and when, to help with auditing, compliance, and troubleshooting.

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Single Sign-On (SSO)

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1. Is a process that allows users to authenticate once and gain access to multiple applications or systems without needing to re-enter credentials (like usernames and passwords) for each application.