About this site

On this page I'll be posting excerpts of my work done in my free time (currently openbsd). As the title says this whole page is related to IT specific topics. I'm using this blog as my personal technical diary and also to improve my writing skills.

This site does not generate any monetary profit.

Recent posts

Nvi - Enhancing comfort II

10 Jan 2024

In this series some of the existing keybindings in nvi will be discussed.

Nvi - Enhancing comfort I

24 Dec 2023

Nvi is a bug-for-bug compatible replacement of the 4BSD version of the famous text editor. This series is about enhancing comfort, if you suddenly find yourself enjoying it.

Assembly - Printing 16-bit addresses

21 Nov 2023

To accompany my recent dive into writing in assembly, this blog post will explain a routine I wrote that is able to print 16 bit addresses.

Yara rules - Anti-malware support

29 Oct 2023

When searching for adversaries on a system or network, yara rules are used to detect IOCs of malware and other bad actions.

KSH - Parameter substitution

03 Sep 2023

Here, the parameter substitution of the KornShell (precisely: pdksh) is introduced. The KornShell is the standard shell in OpenBSD.