netflow analyzer intro

Netflow: Monitor Bandwidth & Network Utilization. Detect LAN, WAN, Wi-Fi Bottlenecks, Unusual Traffic Patterns, Problems and more

Monitoring network traffic & bandwidth usage via Netflow is mandatory for any type and size network. Gaining visibility into user traffic, application traffic and data flows allows network engineers, administrators and security specialists detect bottlenecks – network congestion, unusual traffic patterns, monitor SLA agreements with providers, verify bandwidth availability, detect Quality of Service (QoS) issues, […]

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Cisco Certified 20 Years

Does Security Belong Near Endpoints?

For a while now, I’ve been mulling over security architectures. I’ve started wondering if security really belongs on or near endpoints (users, servers, VMs). And are firewalls obsolete? We need to make a distinction here. I rarely see edge firewalls as a problem. Internet speeds are just generally not that challenging for firewalls. Currently, anyway, […]

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how to secure your sd-wan

How To Secure Your SD-WAN. Comparing DIY, Managed SD-WAN and SD-WAN Cloud Services

With so much enterprise network traffic now destined for the cloud, backhauling traffic across an expensive MPLS connection to a data center to apply security policy no longer makes sense. Software-defined WANs (SD-WAN) promise lower transport costs with direct, higher-performing connections to cloud and Internet resources. But what are the security implications of moving traffic […]

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Practice Safe BGP

Practice Safe BGP

This blog is a “fun BGP story” — let’s call it a Case Study #1, a recent design situation involving local-as (Case Study #2), plus some lessons learned. One theme is that local-as can be fairly handy, so handy there might be a danger of over-using it! Case Study #1: BGP Story In working a […]

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2019 web application vulnerability report – Popular Web Attacks, Vulnerabilities, Analysis, Remediation

Free Web Application Vulnerability Report (2019) – Popular Web Attacks, Vulnerabilities, Analysis, Remediation

Acunetix has just released their annual Web Application Vulnerability report which aims to provide security professionals, web application developers, system administrators, web server administrators and other interested parties with an analysis of data on web application vulnerabilities detected the past year via scans run on the Acunetix Online platform. The extensive report has been compiled […]

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