Featured Posts

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, ...

Read More
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

All Posts

General

Cisco ASA NetFlow Reporting

In this blog I will go over Cisco ASA NetFlow reporting and how it has changed in V8.4.7+/9.1.4.1+. If you have

Read More
Network Operations

Cisco ASA NetFlow: Bidirectional Support Added

If you were waiting to upgrade from ASA 8.4(5), because you would lose bidirectional flow exports, then wait no

Read More
Security Operations

Cisco ASA Internet Threat Defense Solution Webcast

In our February 14th webcast, we will present how the Cisco ASA NSEL exports are used to detect network

Read More
Network Operations

Cisco ASA 8.4(5) NetFlow Support

Have you upgraded your Cisco ASA to version 8.4(5) for the latest and greatest security features and NetFlow (NSEL)

Read More
Network Operations

Scrutinizer v10 Released: Network Traffic Monitoring

We are excited to announce Scrutinizer v10 – our network traffic monitor with several new features.  A few of

Read More
Network Operations

Cisco ASA NetFlow: Configuration

There are two Cisco ASA NetFlow configuration methods; you can setup NetFlow on the Cisco ASA from command line

Read More