Mastodon Mastodon Mastodon Systeemkabouter blog archive – Tag openbsd

OpenSSH server config hardended using https://www.sshaudit.com/

Posted on za 25 december 2021 in servers • Tagged with openbsd, security

Yesterday I received a short mail from Mischa running OpenBSD.Amsterdam that he had hardened the sshd configuration for the OpenBSD.Amsterdam servers based on test results from the site sshaudit.com

Most of my OpenSSH servers are behind restrictive allow lists, but my OpenBSD VM at OpenBSD.Amsterdam is …


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Preparing new rackserver setup with proxmox + opnsense + openbsd

Posted on zo 14 november 2021 in servers • Tagged with proxmox, opnsense, openbsd

Physical server

Just for fun and for profit I'm preparing a new physical setup to be deployed in some rack not to far from my home. The first step was selecting hardware. I still have a Proliant ML350 on the attic, but figured it was too big to actually deploy …


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How I run multiple TLS secured websites using OpenBSD httpd

Posted on zo 24 oktober 2021 in openbsd • Tagged with openbsd

I was trying to add another TLS secured website to the openbsd httpd instance hosting this website. Apparently this is possible, but not totally how I expected. The thing is that httpd will happily serve multiple TLS secured websites using the SNI (Server Name Indication) option, but it will only …


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Upgrading to OpenBSD 6.7: that was easy!

Posted on wo 20 mei 2020 in openbsd • Tagged with openbsd

This morning I saw the new OpenBSD artwork and t-shirts that I liked instantly. But before ordering shirts, I wanted to do an upgrade. It could not have been easier. I must say that I always really liked the inplace upgrade option that Debian has been delivering for 20+ years …


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Hello OpenBSD, my old friend

Posted on vr 03 mei 2019 in desktop • Tagged with openbsd

Around the turn of the millennium I was introduced to OpenBSD. It was probably via the gateway drug of the time : OpenSSH. OpenSSH is everywhere now, but then it was new, shiny and free/libre.

Armed Puffy image

It was not exactly love at first sight. As a longtime Linux user, the learning …


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