Term 331
VPN
A VPN (Virtual Private Network) creates a secure, encrypted tunnel between your device and a remote server, protecting your data and hiding your online activity.
Acronym study
Terms 331–352 of 352 MD-102 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 331
A VPN (Virtual Private Network) creates a secure, encrypted tunnel between your device and a remote server, protecting your data and hiding your online activity.
Term 332
A VPN concentrator is a network device that manages, encrypts, and routes multiple VPN connections from remote users or sites into a single secure gateway.
Term 333
A VPN Gateway is a network device or service that creates an encrypted tunnel between two or more networks over the internet, allowing secure communication.
Term 334
A vulnerability is a weakness in a system, network, or software that could be exploited by a threat to cause harm or unauthorized access.
Term 335
A vulnerability assessment is a systematic review of security weaknesses in an information system, evaluating if the system is susceptible to any known vulnerabilities, assigning severity levels, and recommending remediation or mitigation.
Term 336
Vulnerability management is the continuous process of identifying, classifying, prioritizing, and remediating security weaknesses in an organization's IT environment.
Term 337
A vulnerability scan is an automated process that checks systems, networks, and applications for known security weaknesses or misconfigurations.
Term 338
A Web Application Firewall (WAF) is a security tool that monitors, filters, and blocks HTTP traffic to and from a web application to protect it from common attacks.
Term 339
A Wi-Fi antenna is a device that converts electrical signals from a wireless network adapter into radio waves for transmission and captures incoming radio waves to convert them back into electrical signals.
Term 340
A Win32 app is a traditional Windows program that runs directly on a Windows PC, using the same system resources and displaying a standard window with menus and buttons.
Term 341
Windows 10 is a personal computer operating system developed by Microsoft that combines the familiarity of Windows 7 with the modern features of Windows 8, designed to run on a wide range of devices from desktops to tablets.
Term 342
Windows 11 is Microsoft's latest desktop operating system, offering a redesigned interface, enhanced security features, and improved support for modern hardware.
Term 343
Windows Autopatch is a Microsoft cloud service that automatically applies Windows and Microsoft 365 app updates to enrolled devices, reducing the manual effort needed for patch management.
Term 344
Windows Autopilot is a cloud-based deployment technology that automates the setup and configuration of new Windows devices, reducing the need for IT staff to manually image or touch each machine.
Term 345
Windows Configuration Designer is a Microsoft tool that creates provisioning packages to configure Windows devices automatically before or during deployment.
Term 346
Windows Defender Firewall is a built-in security feature in Microsoft Windows that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
Term 347
Windows Update for Business is a set of policies and settings that IT administrators use to manage and control how Windows devices receive updates from Microsoft, allowing for staged rollouts and deferrals while ensuring security patches are applied.
Term 348
A Windows Update ring is a group of devices in an organization that receives Windows updates according to a specific deployment schedule and risk tolerance, allowing IT administrators to test and roll out updates gradually.
Term 349
Wipe is the process of securely erasing all data from a storage device, making it unrecoverable and preparing the device for reuse or disposal.
Term 350
A wireless access point is a networking device that allows Wi-Fi-enabled devices to connect to a wired network, typically a local area network (LAN), acting as a bridge between wireless and wired communication.
Term 351
Workplace join is a feature in Windows 10 and 11 that lets a personal device connect to an organization's network and access company resources without being fully managed like a corporate-owned device.
Term 352
XDR, or Extended Detection and Response, is a unified security platform that collects and correlates data across multiple security layers—endpoints, networks, servers, cloud workloads, and email—to improve threat detection and enable faster response.