Term 451
Microsoft 365
Microsoft 365 is a subscription-based cloud service from Microsoft that combines productivity tools like Office apps with security, device management, and online storage.
Acronym study
Terms 451–480 of 863 SC-900 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 451
Microsoft 365 is a subscription-based cloud service from Microsoft that combines productivity tools like Office apps with security, device management, and online storage.
Term 452
A Microsoft 365 group is a membership object that provides a single identity for a set of users to collaborate across multiple Microsoft 365 services like Outlook, Teams, and SharePoint.
Term 453
A Microsoft 365 tenant is a dedicated, isolated instance of Microsoft 365 services created for an organization when they sign up for a subscription.
Term 454
Microsoft Defender is a suite of security products that protects devices, data, and identities from cyber threats like malware, phishing, and unauthorized access.
Term 455
Microsoft Defender for Endpoint is a cloud-delivered enterprise-grade security platform that protects devices, servers, and networks from advanced cyber threats by combining antivirus, endpoint detection and response, and automated investigation and remediation.
Term 456
Microsoft Defender for Office 365 is a cloud-based email and collaboration security service that protects organizations against malicious threats like phishing, malware, and spam in email messages and Office 365 apps.
Term 457
Microsoft Defender XDR is a unified security platform that automatically correlates alerts from across an organization's endpoints, email, identities, and cloud apps to stop complex attacks.
Term 458
Microsoft Entra Connect is a tool that synchronizes on-premises Active Directory identities with Microsoft Entra ID (formerly Azure AD) to enable single sign-on and centralized identity management.
Term 459
Microsoft Entra ID is a cloud-based identity and access management service that lets employees sign in and access resources both inside and outside of your organization.
Term 460
Microsoft Forms is a cloud-based tool for creating surveys, quizzes, and polls to collect data and feedback.
Term 461
Microsoft Loop is a collaborative workspace platform that combines flexible canvas components, shared workspaces, and real-time co-authoring across Microsoft 365 apps.
Term 462
Microsoft Purview is a unified data governance and compliance service that helps organizations discover, manage, and protect their data across on-premises, cloud, and hybrid environments.
Term 463
Microsoft Sentinel is a cloud-native security information and event management (SIEM) and security orchestration automation and response (SOAR) service that helps organizations detect, investigate, and respond to cyber threats across their entire digital estate.
Term 464
A Microsoft Store app is a software program downloaded and installed from the Microsoft Store, designed to run in a sandboxed environment with limited system access for improved security and ease of management.
Term 465
Microsoft Teams is a collaboration platform that integrates chat, video meetings, file storage, and application integration into a single workspace, primarily used within the Microsoft 365 ecosystem.
Term 466
Misconfiguration is when a system, device, or software is set up incorrectly, leaving it vulnerable to attack or causing it to malfunction.
Term 467
MITRE ATT&CK is a globally accessible knowledge base of adversary tactics and techniques based on real-world observations, used by security professionals to understand and defend against cyber threats.
Term 468
Mobile application management (MAM) is the practice of controlling and securing corporate apps and their data on employee-owned or company-provided mobile devices without managing the entire device.
Term 469
Mobile device management (MDM) is a security solution that allows IT administrators to enroll, configure, monitor, and enforce policies on smartphones, tablets, and other mobile devices used in an organization.
Term 470
The modern workplace is a Microsoft 365-powered digital environment that integrates productivity tools, collaboration platforms, security, and device management to enable secure, flexible, and efficient work from anywhere.
Term 471
A Memorandum of Understanding (MOU) is a non-binding agreement between parties outlining mutual goals and intentions for cooperation.
Term 472
MTBF (Mean Time Between Failures) is a reliability metric that estimates the average operational time between inherent failures of a hardware component or system during normal operation.
Term 473
MTD (Maximum Tolerable Downtime) is the longest period a business can function without a specific system or service before the damage becomes unacceptable.
Term 474
MTTR stands for Mean Time to Repair, a metric that measures the average time it takes to restore a failed system or component to full working order after a failure occurs.
Term 475
Multifactor Authentication (MFA) is a security method that requires you to provide two or more pieces of evidence to prove your identity before accessing an account or system.
Term 476
Multilevel security is a computer security approach that allows users with different clearance levels to access data at different classification levels on the same system, while preventing unauthorized access.
Term 477
A Mutual Non-disclosure Agreement is a legally binding contract between two parties where both agree to keep each other's confidential information private and not share it with outsiders.
Term 478
Network Access Control (NAC) is a security technology that enforces policies to control which devices and users can connect to a network.
Term 479
A Named ACL is a list of rules applied to a network device, identified by a name instead of a number, that controls which traffic is allowed or blocked based on source and destination IP addresses, protocols, and port numbers.
Term 480
NAT (Network Address Translation) is a method that allows multiple devices on a private network to share a single public IP address when accessing the internet.