Definition
An Intrusion Detection System (IDS) is a security tool that monitors network traffic or system activities for malicious behavior or policy violations. It alerts security teams when suspicious activity is detected, enabling rapid investigation and response.
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Related Terms
Firewall
A firewall is a network security device or software that monitors and controls incoming and outgoing network traffic based on predetermined security rules. It establishes a barrier between trusted internal networks and untrusted external networks such as the internet.
SIEM
Security Information and Event Management (SIEM) is a technology solution that collects, aggregates, and analyzes security event data from across an organization's IT infrastructure. SIEM provides real-time monitoring, threat detection, correlation of security events, and compliance reporting.
Network Security
Network security encompasses the policies, practices, and technologies designed to protect the integrity, confidentiality, and accessibility of computer networks and data. It includes both hardware and software solutions that defend against unauthorized access and cyber threats.
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