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T+ Lesson 11
| Question | Answer |
|---|---|
| AAA | Authentication, authorization, and accounting, three factors that are essential for ensuring confidentiality, integrity, and availability. |
| access control list (ACL) | A list of accounts or devices that are authorized to access a certain resource. |
| accounting | Generating and analyzing log files and other records in order to maintain and enhance cybersecurity. |
| administrator account | An account that has full permission to access and manage a system or device. |
| application logs | Log files that capture events related to specific apps. |
| authentication | The process of verifying the identity of a user or system that attempts to access IT resources. |
| authorization | The process of enabling authenticated users to access certain resources or services. |
| authorization models | Methods of operation for different authorization systems. |
| biometric authentication | Authentication based on a person’s physical characteristic. |
| dictionary attack | An attempt to guess a password by trying words from a dictionary. |
| digital signature | A cryptographic signature that is unique to both the signer and the content being signed. |
| directory service | A service used to manage user authentication and authorization on a business network. |
| group | A list of authenticated users who are all authorized for the same resource permissions. |
| hardware token | A small device that generates a limited-time code that serves as a second type of identity proof. |
| identity provider (IdP) | A trusted service that validates a user’s identity for authentication purposes. |
| multi-factor authentication | Authentication in which the user must supply at least two types of identity proof. |
| non-repudiation | Evidence that proves that a user has taken an action, so they cannot later claim they didn’t do it. |
| password manager | An app or service that helps users generate, store, and manage their passwords securely. |
| principle of least privilege | A security best practice that states that users should have only the permissions they need. |
| security logs | Log files that provide information about authentication and authorization activities. |
| single sign-on (SSO) | A centralized authentication mechanism that grants access to multiple authorized resources by logging in only once. |
| single-factor authentication | Authentication in which the user supplies only one type of identity proof. |
| software token | A limited-time code sent to a device such as a smartphone to serve as a second type of identity proof. |
| standard account | A user account that has only limited permissions on the system to which it has access. |
| strong password | A password that is difficult to guess or crack. |
| system logs | Log files that record system events such as startups, shutdowns, installations, and failures. |
| timestamping | Recording the exact date and time of a digital event such as a contract signing. |