How to Monitor What Matters
Yesterday we have been invited to the NetEye Users Group Meeting to give a speech about monitoring and cybersecurity. During the talk we covered out 25 years journey in this industry and…
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Announcing ntop Professional Training: November 2023
ntop tools range from packet capture, traffic analysis and processing, and sometimes it is not easy to keep up on product updates as well master all the tools. This has been the…
How to Send ntopng Alerts to PagerDuty
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…
How nDPI Improved Bloom Filters Implementation
A Bloom filter is. probabilistic data-structure used to test whether an element is present in a set. Blooms are affected by false positives, meaning that when a bloom returns true it does…
How Effective Are IP Blacklists When Used For Detecting Malicious Activities?
A blacklist is an access control mechanism which denies access to selected network resources to peers belonging to a curated list. Blacklists often represent the first line of defence for many networks…
How nDPI Identifies Fully Encrypted Protocols
In the paper How the Great Firewall of China Detects and Blocks Fully Encrypted Traffic it is described a technique used in censorship to identify and block fully encrypted protocols. This technique,…
Understanding Timeseries Throughput Calculation
ntopng creates timeseries for traffic by periodically (e.g. every minute) writing into RRD/Influx the traffic volume observed. Below you can see an example. Traffic is used to keep track of the data…
HowTo Trigger an Alert When Contacting a Website/IP with ntopng
ntopng has native blacklist support that enables generation of alerts when malware sites are contacted. You can enable/disable the list of active blacklist by accessing the blacklist page from the preferences menu…
ntopConf 2023 (25 years of ntop) Registration is Now Open
This is to announce that the registration for the ntop Conference 2023, 25 years since the first release of ntop, is now open. Similar to past conferences, this event is divided into…
ntop June 2023 Webinar Recording
Those who missed our June 2023 webinar can watch the webinar recording as well glance through the presentation slides. https://youtu.be/mZkiewUNgKo
Monitoring Microsoft Teams Performance and Video/Call Quality
Months ago we have talked how ntopng identifies ad monitors Zoom calls quality. Today we show how call monitoring has been now seamlessly extended to Microsoft Teams. Thanks to nDPI, ntopng is…
Register for ntop June 2023 Webinar: June 20th 3PM CET / 9 AM EST
This is to invite you to the latest ntop webinar before the summer break. The major webinar topic will include n2disk smart packet recorder Latest OT/SCADA Developments; IEC 104 and ModbusTCP Suricata/Zeek…
