Archive

Ai Conversation Bridge Experiment

An experimental setup where Claude and Mistral having a chat. Part of the experimental setup is to provide the …

lladdr.info OpenBSD

purpose and application

This runbook sets up the environment and installs the application.

definitions

None. …

Gotosocial Restore

purpose and application

Restore gotosocial on OpenBSD from a backup done via the following procedure

definitions

None. …

Docspell Backup

purpose and application

When you want to backup docspell.

definitions

None.

steps

1. Become docspell user
2. Backup database …

Gotosocial Backup

purpose and application

Backing up gotosocial.

definitions

None.

steps

1. Backup db pg_dump -W …

Keycloak Backup

purpose and application

Use this procedure when you want to backup keycloak.

definitions

None.

steps

1. stop keycloak …

Netbox Backup

purpose and application

Use this for backing up your netbox instance. This is specific to my setup YMMV.

definitions …

Upgrading Netbox

On local system

• git pull upstream <tag> --rebase
• git rebase
• git commit -a -m 'upgrade to <tag>'

On server …

Openbsd Restart Failed Services

Nice little one-liner to restart all failed services on OpenBSD:

rcctl start $(rcctl ls failed | awk …

Running Unifi Network Controller 8.1.113 on Openbsd 7.5

So I decided to give the unifi controller a shot on running on OpenBSD and most importantly the plan was to run it …

Keycloak Upgrade 22.0.5 -> 24.0.3

After running into more or less the same problem every damn keycloak upgrade it’s time to put some notes into …

Cfssl Cheatsheat

Generate new Server Certificates

• Generate CSR, certificate and private key for fqdn:

  fqdn=host.domain.tld
  cfssl …

Remote Work and Meeting Culture

I am really glad about the paradigm shift the pandemic brought into my workplace with regards to remote work. Being able …

Migrated blog Hugo

A while ago I decided to ditch my Windows machine at home as I never really felt at home with the way Windows made me …

Introducing lladdr.info

At my day job I often have to resolve a MAC address to a vendor. Since a while I was using https://hwaddr.com but always …

Upgrading netbox 3.0.7 -> 3.0.10 on OpenBSD 7.0

This is more a personal reminder than anything else. Also this expects an installation following this guide.

• stop …

Labelling cables

There was a discussion lately at my workplace about how to label cables. Currently our cables at the datacenter sadly …

netbox 3.0.7 on OpenBSD 7

Ever since dywis0r made me aware of netbox I was planning on getting my hands dirty with it. But only after looking …

Moving. Again

So I am back on Vultr. Kind of. Not that I am disappointed with hetzner but I just want to run my stuff at home just …

Unifi Network Controller on Debian 10 (as OpenBSD guest)

Lately problems emerged with my self hosted Unifi network controller which I had been running on a Raspberry Pi. Mainly …

paWSP - WiFi Security Professional

Completed the Wifi Security Bootcamp at Pentester Academy :-)

Bruteforcing my own Bitwarden vault

Lately I lost the masterkey to my Bitwarden vault. As Bitwarden does not provide a way out of that rabbit hole, losing …

Windows Powershell for purple teams

This is my Powershell Cheat Sheat for purple teams. Starting point for this blog is the excellenct Attacking and …

heading for a new destiny?

Lately I started thinking about my future and whether I should keep my self employed or if I should finally start …

Not much going on

Wasn’t much going on lately. First work kept me busy, then COVID19 came along and with it homeschooling next to …

VHL Certified! \o/

Finally certified. Too bad I haven’t found the time to tackle the Advanced+ certification but there are enough …

Virtual Hacking Lab

I will use this post to publish my progress while working on virtual hacking lab. It does not have the same reputation …

CVE-2019-19781 poor man's ktrace(1) driven analysis

Recently I had the chance to get myself a copy of a malicious httpd executable used by an unknown party while exploiting …

unbound DNS rebind protection

While working on my DNS firewalling @home I was studying unbound.conf and found what I already had forgotten, …

Open Source Threat Intelligence And Makeshift RPZ with Unbound

Update: Added some remarks about what DNS RPZ actually is, what my objective is and what the outcome will be.

A friend …

My take on a network manager

There’s one thing that I am really missing under OpenBSD, a network manager which seemlessly handles running …

Open Source Threat Intelligence and pf(4)

I came up with the idea to utilize Open Source Threat Feeds, or OSINT on my private setup and quickly cooked up the …

OpenBSD on Hyper-V Primer

I am fed up with VMWAre Workstation and I’d like to check if Hyper-V is a better alternative for me. This is not a …

Food Porn

Settling in and some outlook

A night without sleep later I am slowly getting a clearer picture of how the pieces are fitting together. Ricing my blog …

rainloop and OpenBSD

Update: I have corrected chown www /var/www/data to be chown www /var/www/rainloop/data in getting rainloop ready to …

grav CMS on OpenBSD w/ chrooted fpm and nginx

Just in case somebody else is getting the cannot resolve getgrav.com error: just copy /etc/resolv.conf into the chroot: …

A new Home

So. After losing my old disk due to operator error my previous blog (based on jekyll) had been totally lost. Note to …

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