This free network monitor exposed exactly what my devices were sending to the internet
The author, a Linux system administrator, used ntopng, a free and open-source network monitoring tool, to gain visibility into the traffic generated by devices on their home network. Despite initial assumptions that setup would be complex, the tool was operational within minutes and provided real-time, detailed insights into network activity. The dashboard revealed exactly what data each device was sending and to whom, offering peace of mind and a clear understanding of network behavior.
- ▪Ntopng is a free, open-source network traffic monitor that provides a real-time, web-accessible dashboard of network activity.
- ▪It can be deployed on various platforms including Linux, Windows, BSD, and Raspberry Pi using Docker or binary installation.
- ▪The tool revealed detailed information about device communications, including which devices were sending data and to which external destinations.
- ▪Basic router logs did not provide actionable details, prompting the author to seek a more robust monitoring solution.
- ▪The setup process was quick, with the most time spent determining the optimal network placement for maximum traffic visibility.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at XDA Developers.
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