If Only We Could Evaluate and Quantify Web Base Application Performance

August 30, 2021
Increasingly (or almost exclusively?) applications are delivered via web based single page applications or cloud based services. This is good thing right? I mean we can access fully interactive applications via a standard web browser, on a variety of platforms, be...

Will TLS 1.3 split the Internet?

A new version of Transport Layer Security (TLS) is coming… welcome TLS1.3! Well to be fair it is already here and has been for over 12 months, but as is the case with many Internet standards, adoption is taking some time. And for those not fully across exactly what...

The Irony of the Solarwinds Hack

I must confess, there was just the slightest sense of schadenfreude when I first heard of the Solarwinds hack. I mean, Solarwinds are a behemoth in the network performance monitoring space and a competitor to boot – so the idea that they had suffered a significant...

Mitigating against the Recent FireEye Breach

A quick discussion of the recent FireEye breach and how to implement the FireEye Tool countermeasures into Byte25 to keep your network safe. If you are working in cyber security, you are probably aware of the recent FireEye breach. On the off chance that it passed you...

Correlation, the Key to True Network Visibility

Have you ever heard of the term ‘single pane of glass’ when IT people speak about monitoring tools … of course you have! It’s a oft used (and mis-used) term for a management console that presents data from multiple sources in a single display. I probably first heard...

A Review of the Garland Technology FieldTap

There are some unique advantages in using a Garland FieldTap with a Byte25 appliance that were not immediately obvious until we connected it up and ran some tests. Turns out this is a perfect tap to use for monitoring. For information on the FieldTap from...

Distributed Packet Capture Solutions

... or the 3 major problems with packet capture in modern networks Packet capture and analysis is troubleshooting technique that has been around for many years now, and for sheer power and completeness there is arguably no better diagnostic technique to...

Why is my home network so slow?

Given that many of us have been working from home now for some months since the arrival of COVID, I thought it might be timely to take a look at the performance of asymmetric network links which are typical of many domestic Internet connections (at least this is…

A Battle for the Ages, Packet Based v Flow Based Analysis Tools

Network performance monitoring tools use a wide range of techniques to collect data for analysis. Two if the most common techniques are packet based data collection and flow based packet collection. In this blog post, we will take a look at the pros and cons of each,...

Are We Witnessing the Death of Network Performance Monitoring?

This might seem a strange subject for a blog post from a company like Byte25, whose main focus is in fact …. network performance monitoring, but it is an interesting question for consideration. I wouldn’t necessarily be calling the undertaker just yet, but there is...

HTTP/3 is Coming – Look Busy

There is a new major version of HTTP on the horizon, HTTP Version 3. There is nothing you need to do, as HTTP/3 will sit quite happily alongside older versions 1 and 2 promising better performance. The major technical difference is that HTTP/3 does not use TCP as the...

Why Network Performance Monitoring is Critical for Cyber Security

A quick browse around the Internet shows that almost all traditional network monitoring vendors are now touting their expertise in cyber security. A large part of this of is course the relative size of the network performance monitoring and cyber security markets …...

Is Packet Capture Still Relevant in Modern Networks?

A long time ago in a data centre far, far away, packet analysers (or packet capture tools) were the default ‘go-to’ tool for network diagnostics. Packet analyser vendors made good money before being usurped by the ubiquitous rise of freeware offerings like…

Measuring Network Performance – Latency or Jitter

There are some age old conundrums that may never be solved, questions like dog or cat, Facebook or Instagram, burger or taco or most importantly of all, #whiteandgold or #blueandblack? And when it comes to measuring network performance, we often debate the concept of...