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admin 0

You’re invited at FOSDEM 2022 (5 and 6 February) in the ntop stand

Posted February 3, 2022 · Add Comment

As most of our users know, every year we were used to meet the world of open source at FOSDEM in Brussels. Due to pandemic, this yearly event has been moved online so we invite you to attend it wherever … Continue reading →

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admin 0

Welcome to ntopng 5.2: Historical Data Analysis, Better Performance and Alerting

Posted February 3, 2022 · Add Comment

Initially designed as a maintenance release, 5.2 brings many improvements in its processing engine with over 3’000 code commits. The main goal is to enhance application scalability by optimising memory and CPU usage, while introducing a new persistency layer based … Continue reading →

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admin 0

Introducing nDPI 4.2: More Protocols and Robustness with -80% Memory

Posted February 1, 2022 · Add Comment

This is to announce the availability of nDPI 4.2 stable that brings several improvements and a reduced per-flow memory footprint (about -80% with respect to 4.0). We have continued to improve the DPI engine adding richer protocol metadata, as well … Continue reading →

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admin 0

ntopng and ClickHouse: Lessons Learnt at California Institute of Technology

Posted January 18, 2022 · Add Comment

Caltech has been experimenting with ntopng on our network for slightly over a year now.  We send a decent amount of traffic to ntopng, bursting up to 20Gbps, utilising Cento to read the wire and forward the data to ntopng … Continue reading →

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admin 0

Historical Traffic Analysis at Scale: Using ClickHouse with ntopng

Posted January 17, 2022 · Add Comment

Last year we have announced the integration of ClickHouse, an open source high-speed database, with nProbe for high-speed flow collection and storage. Years before we have created nIndex, a columnar data indexing system that we have integrated in ntopng, but … Continue reading →

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admin 0

HowTo Define nDPI Risk Exceptions for Networks and Domains

Posted January 14, 2022 · Add Comment

In the past couple of years we have added the concept of flow risk in nDPI that allows issues with flows to be detected (for instance expired TLS certificates). Unfortunately we need to silence some of these risk exceptions as … Continue reading →

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admin 0

Short ntop Roadmap for 2022

Posted January 4, 2022 · Add Comment

Those who attended our latest 2021 webinar, had a feeling of what are ntop plans for this year. In summary we keep focusing on cybersecurity and visibility, planning to further enhance our existing tools as follows: nDPI: we plan to … Continue reading →

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admin 0

A Gentle Introduction To Timeseries Similarity in nDPI (and ntopng)

Posted December 14, 2021 · Add Comment

Introduction Let’s start from the end. In your organisation you probably have thousand of timeseries of various nature: SNMP interfaces, hosts traffic, protocols etc. You would like to know what timeseries are similar as this is necessary for addressing many … Continue reading →

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admin 0

ntop tools and Log4J Vulnerability

Posted December 14, 2021 · Add Comment

Recently we have received many inquiries about ntop tools being immune to the Log4J vulnerability. As you know at ntop we take code security seriously, hence we confirm that: In ntop we do not use Java or Log4J. ntop tools … Continue reading →

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admin 0

ntop MiniConf Italia 2021: December 16, 16:00 CET

Posted December 3, 2021 · Add Comment

This year we have organised various online events for our international community. Considered that we have many Italian speaking users we have decided to organise an event in Italian that will take place December 16th. Conference Slides [English] Intro, nDPI, … Continue reading →

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