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An alert touches multiple segments of the network, representing the challenge to reduce false positives
Deep Network Observability

How to Reduce False Positives with Shared Context

False positives are rarely caused by too many alerts, but by missing context. Let’s say a spike in outbound traffic shows up in the firewall logs. Around the same time, ...

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Magnifying glass on top of a diagram that looks like both a fingerprint and a network, representing end-to-end network troubleshooting
Network Operations

Why Most Performance Investigations Start in the Wrong Place

A padlock silhouetted against a dark background, surrounded by a spray of white particles, representing password spraying detection.
Security Operations

What Password Spraying Looks Like in Raw Network Telemetry

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jimd
Security Operations

DDoS Attacks are the Modern Day Fire Alarm Prank

I love working with schools. I love seeing young students exploring technology that I could only dream about when

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Security Operations

Detecting DDoS Booters with NetFlow

DDoS (Distributed Denial of Service) attacks are becoming more and more common as more bad actors roam the internet.

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General

Detecting DDoS With Netflow

In the past few months, I’ve noticed that the number of support calls we’re taking for help using our

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