Insider threat detection has become one of the most critical aspects of modern cybersecurity. Unlike external attacks, which originate from outside an organization, insider threats stem from individuals with legitimate access to sensitive systems, data, or facilities. This makes ...
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I recently helped a customer configure NetFlow on their ISR4300. I found that ISR43XX/44XX routers run IOS-XE, which only supports Flexible NetFlow (FNF). NetFlow...
Imagine someone walks up to your desk and asks a very simple question: has this IP address been seen on our network? This could...
What is NDR? This blog will focus on the hottest 3-letter acronym of 2020 & 2021—NDR. Network Detection and Response solutions must address an...
Gartner just posted their worldwide spending forecast report for the first quarter of 2021 and it looks positive. Clearly, the experts will continue to...
As a conversation is observed by a NetFlow-capable device, metadata about that conversation such as source and destination addresses, source and destination port numbers,...
Spring is among us: warmer weather, blooming flowers, and the need to start monitoring on-campus university and school networks again now that students are...
2020 was a year of incredible change—changes that I believe will have a lasting impact, but also changes that require immense flexibility with traditional...
The need to detect and mitigate denial-of-service attacks is nothing new to network and security administrators. DoS attacks on enterprise networks have been occurring...
Today I would like to explain how to create a custom script that sends specific information to PRTG as a sensor. Customers often ask...
