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In this post, I’m going to talk about what IP fragmentation is, how it works and why it’s needed. And while learning that, we’re going to touch on subjects like OSI Layers / PDU / MTU / MRU and PMTUD.

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Recently I had to install OpenVPN on a system running Windows XP (Don’t ask). The installation went smoothly up until TAP driver installation and then suddenly things went haywire…

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Much has been changed since my last post about LUKS remote unlock workaround. This is the updated version on how to set things up properly.

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I like Kaspersky anti-virus, and I use it regularly… (Not on my own PC mind you, but on the clients)

While I do believe they provide the best anti-virus in the market, I am not a fan of most of their other products. That goes for the Firewall, Safe Browsing, SSL Hijacking, and of course their newest addition, Secure Connection…

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Compatibility issues arises when using OpenDKIM/OpenDMARC Unix sockets with chrooted Postfix installation. In this post you will learn to resolve this…

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