Term 271
Log management
Log management is the process of collecting, storing, analyzing, and disposing of log data generated by computer systems, networks, and applications to ensure security, compliance, and operational health.
Acronym study
Terms 271–300 of 514 CS0-003 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 271
Log management is the process of collecting, storing, analyzing, and disposing of log data generated by computer systems, networks, and applications to ensure security, compliance, and operational health.
Term 272
A log source is any system, device, or application that generates and records event data, such as timestamps and activities, for monitoring and security analysis.
Term 273
A logic bomb is a piece of malicious code that lies dormant inside a system until a specific condition or event triggers it to execute harmful actions.
Term 274
Amazon Macie is a fully managed data security and privacy service that uses machine learning and pattern matching to discover, classify, and protect sensitive data stored in Amazon Web Services (AWS).
Term 275
Malware is any software intentionally designed to cause damage, disrupt operations, steal data, or gain unauthorized access to computer systems.
Term 276
Malware analysis is the process of examining malicious software to understand its behavior, origin, and impact, enabling defenders to detect, contain, and prevent future attacks.
Term 277
Malware symptoms are the observable signs on a computer or network that indicate a malicious program may have infected the system, such as slow performance, unexpected pop-ups, or unusual network activity.
Term 278
Maximum tolerable downtime (MTD) is the total amount of time a business process or system can be unavailable before causing irreparable harm to the organization.
Term 279
A meeting policy is a set of rules and configurations that control how online meetings are created, joined, and conducted within a collaboration platform.
Term 280
A Memorandum of Understanding (MOU) is a formal document that outlines the general terms and intentions of an agreement between two or more parties before a legally binding contract is signed.
Term 281
Memory capture is the process of preserving the contents of a computer's volatile memory (RAM) for forensic analysis during incident response.
Term 282
A centralized dashboard within a software platform that displays system notifications, alerts, and messages about account status, security events, and service updates.
Term 283
A messaging policy is a set of rules that govern how an organization's email and instant messaging systems handle, route, secure, and retain messages to ensure compliance, security, and operational efficiency.
Term 284
Metadata is data that describes other data, providing context such as when a file was created, who created it, or its size.
Term 285
Meterpreter is an advanced, dynamically extensible payload that provides an interactive command shell and post-exploitation capabilities within a memory-resident environment during a penetration test.
Term 286
A metric is a quantifiable measurement used to assess the performance, health, or status of IT systems, networks, or applications.
Term 287
Multi-Factor Authentication (MFA) is a security method that requires a user to verify their identity using two or more different types of evidence, such as a password plus a code from a phone, before they can access an account or system.
Term 288
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 289
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 290
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 291
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 292
Mimikatz is a powerful open-source tool used by attackers and security professionals to extract plaintext passwords, hashes, PINs, and Kerberos tickets from Windows memory.
Term 293
Mitigation is the process of reducing the severity, impact, or likelihood of a security threat or vulnerability.
Term 294
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 295
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 296
MTD (Maximum Tolerable Downtime) is the longest period a business can function without a specific system or service before the damage becomes unacceptable.
Term 297
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 298
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 299
Nessus is a vulnerability scanner that automatically identifies security weaknesses, missing patches, and misconfigurations in computer systems and networks.
Term 300
Network security is the practice of protecting a computer network from unauthorized access, misuse, malfunction, modification, destruction, or improper disclosure, ensuring the confidentiality, integrity, and availability of data and resources.