Term 61
Authentication
Authentication is the process of verifying that someone or something is who or what it claims to be before granting access to a system or resource.
Acronym study
Terms 61–90 of 1001 Cloud Digital Leader acronyms and key terms. Each entry includes a plain-English definition and a link to the full 800-word glossary page with exam context and practice questions.
Term 61
Authentication is the process of verifying that someone or something is who or what it claims to be before granting access to a system or resource.
Term 62
Authentication, Authorization, and Accounting (AAA) is a security framework that controls who can access a network or system, what they are allowed to do, and tracks what they actually did.
Term 63
An authentication log is a record of all attempts to verify a user's identity when accessing a system, including successes, failures, and associated metadata.
Term 64
An authenticator app is a software application on your phone or computer that generates temporary codes used to prove your identity when logging into online accounts.
Term 65
Authorization determines what an authenticated user is allowed to do within a system, such as accessing files, running programs, or changing settings.
Term 66
A file on a server that stores the public keys of users who are allowed to log in without a password using SSH key-based authentication.
Term 67
An Auto Scaling group is a logical collection of EC2 instances that automatically adjusts the number of instances based on demand, ensuring availability and cost efficiency.
Term 68
Automated Machine Learning (AutoML) is a set of tools and techniques that automate the process of building, training, and tuning machine learning models without requiring deep expertise in data science.
Term 69
An Autoscaler is a cloud service that automatically increases or decreases the number of virtual machines (instances) or resources based on real-time demand, so your application always has enough capacity without wasting money on idle servers.
Term 70
Availability is the measure of how often a system or service is operational and accessible when needed, typically expressed as a percentage of uptime.
Term 71
Availability management is the practice of ensuring that IT services and systems are operational and accessible when users need them.
Term 72
An Availability set is a cloud computing feature that groups virtual machines across multiple fault domains and update domains to ensure high availability during hardware failures or planned maintenance.
Term 73
An Availability Zone is a distinct, isolated location within a cloud region that contains its own power, cooling, and networking, designed to protect applications from single points of failure.
Term 74
AWS Audit Manager is a service that automatically collects evidence from your AWS accounts to help you prove that you are following security and compliance rules, making audits easier and faster.
Term 75
AWS Backup is a fully managed service that centralizes and automates data backups across multiple AWS services, enabling you to define backup policies, monitor activity, and restore data from a single dashboard.
Term 76
The AWS Command Line Interface is a unified tool that lets you manage Amazon Web Services from a terminal or command prompt by typing commands instead of using the graphical console.
Term 77
AWS Cloud is a comprehensive on-demand cloud computing platform provided by Amazon that offers a wide range of services including computing power, storage, and databases, allowing businesses to scale and innovate without managing physical hardware.
Term 78
AWS Config is a service that continuously records, evaluates, and reports on changes to your AWS resources so you can maintain a secure and compliant infrastructure.
Term 79
AWS Config Rules are customizable, automated checks that continuously evaluate your AWS resource configurations against desired compliance or security policies and alert you when a resource is noncompliant.
Term 80
AWS Firewall Manager is a centralized security management service that lets you configure and enforce firewall rules across all accounts and resources in your AWS organization from a single place.
Term 81
AWS Organizations is a free service that lets you centrally manage multiple AWS accounts, apply security policies, and control billing across your entire cloud environment.
Term 82
The AWS SDK is a set of libraries and tools that developers use to interact with Amazon Web Services from their programming language of choice.
Term 83
AWS Shield is a managed Distributed Denial of Service (DDoS) protection service that safeguards web applications running on AWS from attacks that try to overwhelm them with traffic.
Term 84
AWS SSO is a cloud-based service that lets you sign in once (single sign-on) to access multiple AWS accounts and business applications from one central place.
Term 85
AWS Support plans are tiered service packages that provide varying levels of technical support, guidance, and response times for AWS cloud environments.
Term 86
AWS WAF is a cloud-based web application firewall that helps protect your web applications from common web exploits like SQL injection and cross-site scripting by allowing you to define customizable rules.
Term 87
Azure Active Directory is Microsoft's cloud-based identity and access management service that lets employees sign in and access resources both in the cloud and on-premises.
Term 88
Azure AD Connect is a Microsoft tool that synchronizes on-premises Active Directory identities with Azure Active Directory for unified cloud and on-premises access.
Term 89
Azure AI Search is a cloud search service that uses artificial intelligence to index and search through large amounts of data, returning relevant results that feel as smart as a Google search.
Term 90
Azure Arc is a Microsoft service that lets you manage servers, Kubernetes clusters, and databases running outside of Azure as if they were native Azure resources.