Cybersecurity Terms Decoded
Cybersectionary by UnderDefense gives you a comprehensive list of cyber security words, with clear explanations of key security concepts—from SOC and SIEM to ransomware, MDR, and zero trust. Learn fast. Stay secure. No fluff.
The Ultimate Guide to Threat Detection
Threat detection and response (TDR) is a continuous, adaptive process of identifying, analyzing, and responding to cyber threats in real time. Effective threat detection starts with continuous monitoring of your digital environment to spot suspicious activity—whether...
What Are Managed Cybersecurity Services?
Managed cybersecurity services are delivered by a third-party cybersecurity service provider who monitors, detects, and responds to cyber threats across an organization’s systems, networks, and applications. Managed security services (MSS) include a full spectrum of...
What is AI in Cybersecurity?
AI in cybersecurity is the use of artificial intelligence to detect, prevent, and respond to cyber threats in real time. AI security systems continuously analyze massive datasets, learning from patterns and anomalies to identify potential risks before they...
MDR vs EDR: What’s the Difference?
Managed Detection and Response (MDR) is a service that provides end-to-end cybersecurity of the entire organization’s IT infrastructure. By contrast, Endpoint Detection and Response (EDR) is a solution for continuous monitoring and rapid response to cyber threats...
What Is Managed EDR?
Managed EDR (Endpoint Detection and Response) is a service that combines the latest security technology with expert guidance to identify, analyze, and respond to endpoint threats. If EDR is cybersecurity software focused on detecting and remediating attacks, managed...
What Is EDR (Endpoint Detection and Response)?
Endpoint detection and Response (EDR) is a cybersecurity technology that provides continuous endpoint monitoring to detect, investigate, and respond to threats. EDR solutions empower security teams to quickly identify, understand, and mitigate risks by providing...
What Is Cyber Threat Hunting?
Threat hunting is a proactive approach of searching networks, endpoints, and datasets to uncover hidden cyber threats that have bypassed traditional security measures. Threat hunting in cybersecurity is not just about reacting to alerts; it's about actively seeking...
What Is XDR?
Extended detection and response (XDR) is a unified security incident platform collecting threat data from various security tools across your organization's tech stack. An XDR solution correlates the information from endpoints, cloud workloads, networks, email, and...
MDR vs. SOC as a Service: Which Cybersecurity Solution to Invest In?
Managed Detection and Response (MDR) is a cybersecurity service that provides 24/7 threat monitoring, detection, and response, combining advanced security tools with expert analysis to protect organizations from cyber threats. SOC as a service is a solution that...
What is Managed SIEM
SIEM (Security Information and Event Management) is a cybersecurity solution that collects, analyzes, and correlates log and event data from across an organization's IT infrastructure to detect and respond to threats. Managed Security Information and Event Management...
Frequently asked questions
Who is the cybersecurity glossary for?
This cybersecurity glossary is designed for business leaders aiming to strengthen their cybersecurity posture, pass security audits successfully, and avoid financial and reputational losses associated with data leaks and breaches.
Why is it important for business owners, CTOs, CIOs, and other tech leaders to understand cybersecurity terms?