In large organizations, it is common to have a centralised authentication system usually named AAA (Authentication, Authorization and Accounting). Managing users typically involves the definition and enforcement of the rights to do some operations or to access certain resources in … Continue reading →

A problem same ntop users how to face with, is the ability to remote access a ntopng instance running behind a firewall. This can be solved using a VPN or other means that often require to deploy an additional network … Continue reading →

Last week we have attended the DPDK Summit North America 2018 and talked about how to use nDPI over DPDK, a kernel-bypass toolkit similar to PF_RING. For those who have not attended the presentation, they can read the presentation slides. … Continue reading →

sFlow, short for sampled Flow, is a sampling technology designed to export network devices information, namely: Interface counters (à la SNMP MIB-II); Traffic packets (à la ERSPAN). sFlow agents run on switches, routers, firewalls and other devices, and periodically export … Continue reading →

Ixia allows to enrich IPFIX records with value-add extensions. Additional information that can be exported, along with standard fields such as source and destination IP addresses, include: Geographical information such as region IP, latitude and city name Application ID or … Continue reading →

Last Friday Oct 26th, at the University of Pisa we have celebrated 20 years of ntop open source code development and hacking culture. It has been a success with over 110 registered people, and 24 people in the morning training … Continue reading →

Often we receive emails asking question like: “how many protocols nDPI supports?”, “how do you position nDPI against commercial DPI toolkit A, B, C?”. Although these questions are reasonable, they do not grasp the significance of DPI. For years commercial … Continue reading →

As you know ntopng web interface supports both HTTP (default) and HTTPS. The reason why ntopng does not default to HTTPS is because we provide self-signed certificates that web browsers dislike. Fortunately today you can create a free SSL certificate … Continue reading →

nProbe is both a probe and a NetFlow/sFlow collector. Recently, we’ve also added added the ability to collect flows with proprietary information elements. This greatly improves nProbe flexibility as any custon, vendor-proprietary information element can be understood, correctly parsed, and … Continue reading →

We are glad to announce the release of nProbe 8.6 stable release. Among the main new features, this release brings: Per-second measurements of flows traffic Ability to collect proprietary (i.e. using non standard information elements) flows These new features come … Continue reading →