Category Archives: General

These articles are generalist and mostly me rambling about something.

Cipher Suite Names


Probably because everything needs to be complicated in cryptography, OpenSSL (and compatible APIs and products) have two sets of Cipher Suite names : Long-Name Format and Short-Name Format. Another way to look at it is that long form names are … Continue reading

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Pi-Hole is a wonderful DNS server (and much more)


I was recently made aware of a nifty project called Pi-Hole. Besides having one of the best project name ever, it’s just a brilliant idea. What PH does is black hole Fully-Qualified Domain Names (FQDN) known for serving advertisement but … Continue reading

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IPSEC Remote Access Testing using Avalanche and Fortigate – The Sequel


A few years ago I wrote an article on how to test IPSEC on a Fortigate using Avalanche. But the article is largely outdated and only covers Preshared Key Authentication. It so happens that I recently needed to configure a … Continue reading

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restic is probably the best backup solution for nerds


Backup (and Backup Management) is a Big Deal and should not be taken lightly. There are many paid-for solution of various qualities. There are also various backup strategies. I won’t cover those but I’ll just say that you should have both … Continue reading

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Harhar is now open source!


Harhar uses several open source libraries (JSON.NET, NodaTime and HarNet) and was provided for free (as in “free beer”). I have uploaded the Harhar source code on Github so it is now a free (as in “free speech”) and open … Continue reading

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Introducing Harhar


Sometimes, you need to reproduce a typical HTTP user behavior under load. A typical example is the need to test a proxy with specific rules for specific pages – you need to ensure that applying a given rule won’t kill … Continue reading

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Spirent Launches Avalanche NEXT


TL;DR: Go here. A Brief History of  Time Avalanche When you look back at the history of Avalanche, you realize it was the first ever web testing stateful test tool – that could scale, anyway. It really picked up because it … Continue reading

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