cento Archives

We are pleased to announce the release of cento 2.6, bringing a broad set of new capabilities and improvements to high-performance traffic processing and flow export. This release expands cento’s integration with…

cento

May 18, 2026

Post-Quantum Cryptography (PQC) Analysis

Modern digital security relies on public-key encryption (like RSA and ECC) to protect global data. The future arrival of a Cryptographically Relevant Quantum Computer (CRQC) will completely break these mathematical foundations. To…

cento

January 25, 2026

nProbe Cento at Scale: Flow Offload Acceleration on Napatech

High-speed networks continue to push the limits of software-based monitoring and security applications. As link speeds grow and traffic patterns become more complex, efficiently analyzing packets while maintaining per-flow state, for updating…

cento

November 18, 2025

Cento 2.4: Flexible Export, Improved Telco Support

This is to announce the release of cento 2.4, a major update focused on boosting export flexibility, improving telco-grade encapsulation support, and strengthening performance and reliability across the entire data pipeline.This release…

cento

November 10, 2025

HowTo Measure the Status and Performance of Network Flows

NetFlow has been originally designed to monitor network traffic using simple bytes/packets metrics. For TCP, it is also possible to know what TCP flags (that indicate the connection state) have been used…

cento

November 6, 2025

How ntop Accelerated Network Telescope at Georgia Tech

If you are wondering what is a network telescope and how ntop tools have been used in research, we're pleased to publish a guest post from Prof. A. Dainotti that describes the…

cento

September 29, 2025

Handling High Flow Rates: Cento and ntopng at Scale

Cento is a high-speed NetFlow probe designed to analyse traffic from high-speed links (100+ Gbit/s) and export flows toward ntopng, third party collectors or big-data systems. When exporting data to ntopng, Cento…

Announce

April 30, 2025

Released Cento 2.2: Enhanced Flow Offload, QoE Metrics, and GTP Correlation

We're excited to announce a new release of Cento 2.2, our high-performance flow-based traffic processing engine. This release brings major enhancements in traffic analysis capabilities, particularly for mobile network monitoring, quality assessment,…

cento

December 12, 2024

Exporting (Custom) Flows with Avro in nProbe Cento

This summer we introduced nProbe Cento 2.0. Before this release, Cento was supporting JSON serialization only when exporting flows to Kafka. JSON is straightforward and widely used, but it can be verbose…

cento

August 14, 2024

Released Cento 2.0: Hardware Flow Table Offload, Avro Export and Much More

This is to announce that Cento 2.0 is out! This new major release introduces many new great features. First of all it adds support for offloading flows to Napatech SmartNICs featuring Flow…

cento

July 23, 2024

Advancements in Traffic Processing Using Programmable Hardware Flow Offload

This week we have presented at the IEEE HPSR (IEEE International Conference on High Performance Switching and Routing) our latest work that shows how nProbe can benefit of acceleration provided by modern…

cento

December 5, 2023

HowTo Build a 100 Gbit NetFlow Sensor Using nProbe Cento

When it comes to monitor a distributed network, to get a picture of the Network traffic flowing through the uplinks or on critical Network segments, NetFlow like technologies are usually the answer.…

Cento 2.6: ClickHouse Support, Enhanced Tunnel Visibility, PQC, and more

Post-Quantum Cryptography (PQC) Analysis

nProbe Cento at Scale: Flow Offload Acceleration on Napatech

Cento 2.4: Flexible Export, Improved Telco Support

HowTo Measure the Status and Performance of Network Flows

How ntop Accelerated Network Telescope at Georgia Tech

Handling High Flow Rates: Cento and ntopng at Scale

Released Cento 2.2: Enhanced Flow Offload, QoE Metrics, and GTP Correlation

Exporting (Custom) Flows with Avro in nProbe Cento

Released Cento 2.0: Hardware Flow Table Offload, Avro Export and Much More

Advancements in Traffic Processing Using Programmable Hardware Flow Offload

HowTo Build a 100 Gbit NetFlow Sensor Using nProbe Cento