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ntopng was initially designed as a passive traffic monitoring tool. Over the years we have added active monitoring features such as network discovery, SNMP, and now vulnerability scan.  A network vulnerability scanner is a tool designed to identify vulnerabilities (often know as CVEs) in network services such as a web or SSH server by performing an active service scan. In ntopng we have decided to complement passive traffic with active scanning because: We want to identify vulnerabilities that can assist network and security administrators to implement a healthy network. Matching …

This is to announce ntopng 6.0 a new major release that includes many new features and improvements: ntopng is no longer just a real-time traffic monitoring application: it can now track assets when offline and enable better investigations leveraging on improved historical traffic analysis. Implemented vulnerability reports that can scan hosts, ports, and look for CVEs. Even if other tools sport similar features, ntopng is unique in merging traffic analysis with vulnerability assessment. This means that you can position your CVEs with respect to real traffic (i.e. a severe vulnerability …

Threshold alerts and statistical alerts are two different methods for monitoring and detecting unusual or potentially problematic events in various systems, such as network monitoring where anomaly detection is essential. They differ in how they define and identify anomalies: Threshold Alerts Threshold alerts are based on fixed, predefined values or thresholds. You set specific thresholds for one or more parameters or metrics within your system. When these parameters cross the predefined thresholds, an alert is triggered. These thresholds are typically static and do not change automatically. You need to set …

PagerDuty is a popular incident-response platform that allows problem notifications to be delivered in a flexible way to the correct team member. We have integrated it in ntopng Enterprise and this post shows you howto configure it. First of all you need to create a PagerDuty account and select a plan (there is a free one you can choose). Done that within PagerDuty you need to select “Event Orchestration” from the “Automation” menu and create a new event orchestration. Below you can see an example. Once you saved it click …