My Link Collection

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unsorted and growing …

Hugo Quick Start

Jedadiah Casey

Jerome Tissieres

cool Hugo Tutorial

Oreilly, Working with Static Sites

Hugo Directory Structure

Hugo Concepts

Hugo Themes

Markdown Editor Mac/Win

Nginx Config Engine

OpenBSD Autoinstall stuff

BSD & Coding Guy

AS IP Lookup API

Offline AS Lookup

PIP Intro & Quickstart

Cool Handbook for BSD Starters

Herbstforum Altbau 2018 - Einfach. Besser. Leben

Using Pandas to Read Large Excel Files in Python

SSH to remote hosts though a proxy or bastion with ProxyJump

Be your own VPN provider with OpenBSD

Building VPNs on OpenBSD

Instant terminal sharing through SSH

Self-hosted Speedtest for HTML5 and more

Unix History

DNSSEC Resolver Test

Schnauze Windows 10


VPN with OpenBSD

Bash Quick References

ssh - who are you … ?

Capture Credentials in Go - Flamingo

The Ultimative PCAP

Requirements for trusted certificates in iOS 13 and macOS 10.15

NAT GW with Debian

NGINX Tricks

Pionierprojekt in den Schweizer Alpen

Rutger Bregman tells Davos to talk about tax: ‘This is not rocket science’

Tucker Carlson Blows Up at Rutger Bregman in Unaired Fox News Interview | NowThis

Was bedeuten die Target-Salden?

Forti on Promox ?

Medien Navigator PDF

SSL & SSH Interception

Cool Python Library for humans instead machines

macOS über die macOS-Wiederherstellung neu installieren

SSH-MITM Kali/Ubuntu

SSH Agent Hijacking

cooles JQ Tutorial

how to install a honeypot in 30min

Open Source Identity and Access Management

How to Setup Hugo, Tips and Tricks

lightwight IDE von Remo

Encrypt Files using SSH Key

Encrypt Files using SSH RSA Key -> GIT REPO

bash script parse nginx log

Replicate SQLite DB

Using a Database to Store Data Captured with tcpdump

Network Traffic Visualization project

Sicherheit/Content Security Policy

openbsd rc.d system

good alternate for Teamviewer !

bgp-configuration-best-practices blackholing

Secure Webspaces with NGINX & Chroot

Sqlite3 sync over ssh …

Apache, PHP-FPM, chroot jails, MediaWiki, MySQL, and so on

Secure webspaces with NGINX, PHP-FPM chroots and Let’s Encrypt

Tutorialspoint - cool Tutorials for all Kind of Things

SQLite Performance Tuning In A Nutshell

Data Exfiltration with scapy

Creating ACK-GET packets with scapy

How to Build a TCP Connection in Scapy


Paket Manager for Windows

Host Based SSH Authentication

Making repositories available to both ssh and http mode clients

OpenBSD is back! Now with GnuPG

Scion Lab - BGP Free Internet :)

git-crypt and gpg2

A Secure Internet Architecture - PDF - 500 Pages - map

Setting up a mail server with OpenSMTPD, Dovecot and Rspamd

Configuring mail server on OpenBSD 6.5

dank-selfhosted OpenBSD & Ansible

A simple interface to GPIO devices with Raspberry Pi.

The world’s most integrated IOT platform with end-to-end solutions to fit any project.

apu4 series system board

PC Engines APU GPIO on FreeBSD

Generic Router Encapsulation (GRE) Tunnel

IP-IP Tunnel

How to reset cluster configuration in Proxmox 2

THE HACKERS CHOICE - Attacking the IPv6 Protocol Suite

IOT Guy with Swiss Accent


Swiss public transport API

Welcome to HB9FXQ’s sdr-setup-notes!

Welcome to Absolute Zero - MicroControllers


adafruit i2c devices

Adafruit’s Raspberry Pi Lesson 4. GPIO Setup

Mark Ofner Turbo Elektronik

Linux for ARM development boards

Automated Troubleshooting - Bachelorarbeit HSR 2018

How to add a new hard disk or partition using UUID and ext4 filesystem

saltpack - a modern crypto messaging format - End-to-end encryption for things that matter

The Security Blogger

Ansible Loops

OpenBSD DNS Server with unbound and nsd

python and sqlite

MQTT for system administrators

httpd, OpenBSD, flat-files, and awk

Ansible Cheat Sheet Certificate Search

certbot on openbsd

Share Z-wave dongle over IP (USB over IP using ser2net / socat ) guide

Bachman-lan - Promox Stuff

Home Automation und so

Introduction to GSM - GSM for Dummies

Check_MK: Agent Monitoring via SSH

Proxmox Remove Cluster Config

10 Dinge über Ansible


This is the official repository for the Cowrie SSH and Telnet Honeypot effort.

Homelab Panel: Allan Jude et al

git 101

cluster not ready - no quorum? (500)

Unattended Batch Jobs using SSH Agent

TPot HoneyPot

openbsd 2fa

ssh hardening

Ascii Network Doku :)

ascii doku with vim

OpenBSD Intro

Manage DNS records with asynchronous and simple APIs.

Ansible x OpenBSD Web Deployment

Offline Root Certificate Authority for SSL Certificates - OpenBSD

running F5 on Proxmox

F5 Default Passwords

F5 on Proxmox

F5 Ansible Provider (Lab)

gitolite, install and setup and migrate

how to build an openbsd kernel

Ansible & F5 Workshop

Reverse SSH Examples

How NAT traversal works

Checkmk Alarmierung via Threema

OpenBSD on Raspberry Pi 4

Blog - Zugschlussbeobachtungen

Unattended Batch Jobs using SSH Agent

ssh nachbrenner :)

sieht, was andere übersehen.

friedlich in die katastrophe

nginx mirroring tips and tricks

bsd brutefore

http stresstest in go

Tmux Cheat Sheet

Free EBook C Language

BSD, C, httpd, SQLite.

Prune a file set according to a given age distribution

Netdata Monitoring Solutions

fastnetmon community edition

nft intro from ungleich

SSH configuration: ssh_config - all you need to know about ssh

Dr. Daniele Ganser über Corona und die Medien

http stresstest

moz://a SSL Configuration Generator

QUOBYTE FREE EDITION - Data Center File System

Im Gespräch: Dr. Daniele Ganser („Imperium USA: Die skrupellose Weltmacht“)

KenFM im Gespräch mit: Gerald Hüther („Mit Freude lernen“)

Docker and Kubernetes Tutorial | Full Course [2020]

Log Managementbased on ELK Infrastructure Monitoringbased on open source grafana Cloud SIEM

grok filter scip

FortiUnicorn (fortinet-2-elasticsearch)

Jitsi OpenSource Online Meeting

host your own jitsi instance

Dr. Daniele Ganser: Corona und die Medien (Düsseldorf 11. September 2020)

A blog about VoIP, WebRTC and real-time communications security by Enable Security

Free Online Voting Tool

Kennst Du schon das Internet?

Install Proxmox virtual machines with Terraform

Provision Proxmox VMs with Terraform, quick and easy

Provision Proxmox VMs with Ansible, quick and easy

Provision Proxmox VMs with Terraform, quick and easy

BookStack is a simple, self-hosted, easy-to-use platform for organising and storing information.

BLOG. IT-Sicherheit | Datenschutz | Hacking


Keychain for Linux (ssh-agent und so …)

OpenBSD Router Guide - Network segmenting firewall, DHCP, DNS with Unbound, domain blocking and much more

learning linux

4 Ways to Reverse Proxy with Nginx

Self-hosted Load Balancer for bare metal Kubernetes

Download EJBCA® – the Open Source CA

Apache Guacamole is a clientless remote desktop gateway

Istio Connect, secure, control, and observe services.

Einen Reverse Proxy Server aufsetzen

How to use Charles Proxy to rewrite HTTPS traffic for web applications

CCC Wie erzeugt man ein Blackout

IPv6 Is a Total Nightmare — This is Why

Welcome to tinc! MeshVPN

Top 16 AD Vulnerabilites

Packet Radio Schweiz

Amateurfunk im Tesla :)

Nebelkarte / Nebelsimuation Schweiz

Decrypting OpenSSH sessions for fun and profit

Zeek is a passive, open-source network traffic analyzer.

Public API’s ? You can choise …

Auf ein Bier mit… Daniel Gutenberg

Der kleine Fiber Guide - Matthias Cramer

Some Differences between macOS and Common Unix Systems

Web-based SSH in your browser

OpenBSD as an IPv6 router

Smokeping with Nginx …

running OpenBSD on Hetzner

ufw - UncomplicatedFirewall

going paperless / django app indexing pdf

SSHScan is a testing tool that enumerates SSH Ciphers

SSHscan is a simple utility for inspecting or auditing an SSH server for various settings such as supported encryption and key exchange algorithms.

Netzfrequenz Vorfälle

ssh - Authenticating by Trusted Host

An ACME Shell script:

Let’s Encrypt via für Apache und Nginx

let’s encrypt wildcard certificates & ephemeral nsd

IPv6 home LAN with OpenBSD part 2: connecting to the IPv6 Internet

Humboldt-Universität zu Berlin - Viel Unix Doku

MarkDown CheatSheet

Mnm – an open source project to replace email and SMTP

Decrypting OpenSSH sessions for fun and profit

How to block/allow IP-addresses in Nginx


GPG/PGP Decoder

Automating Cisco commands with C.R.A.SSH

ciscocmd is a Tcl/Expect script.

Faces of OpenSource

BSD Synergy Episode 1: Who, What, When, Where, Why BSD?

j2cli - Jinja2 Command-Line Tool

Cisco PSIRT tool in bash

pfSense REST API Documentation

SSH Public Key Authentication on Cisco IOS

Ansible for Networking - Part 3: Cisco IOS

Elektronik Labor Ein kleiner Einblick in meine Wertkstatt.

New LibSSH Connection Plugin for Ansible Network Replaces Paramiko

Nginx Location Module

The UNIX system family tree: Research and BSD

TUTORIAL: Install #OpenBSD on a PINE64 ROCK64 media board.

Plakete und so :)

Unleashed: Setting Up 802.1x EAP with Dynamic VLAN with Windows NPS Server

OpenBSD Jumpstart for Beginners

Why OpenBSD Rocks

howto/OpenBGPD, dn42, Looking glass

OpenBSD CARP Notes

Bscp – Secure and efficient copying of block devices

OpenBGPD gotta go fast / Claudio Jecker

rpki console Job Sniders

FS Store 48G Switch mit POE, 4 x 10G Uplink

KDE on MacOS

Raspberry Pi Pico für 5 CHF :)

fast tls scanner by joswr1ght

croc is a tool that allows any two computers to simply and securely transfer files and folders

OpenBSD / OpenBGPD as Route Server

Qrator.Radar analyzes BGP paths data collected from more than 800 sessions, serving analytics and real-time incident monitoring for Internet Service Providers globally.

KernelCafe, nteractive access to connect to hosts running exotic software/hardware combinations

OpenBGPD turns 10 years - Henning Brauer

Ansible Playbooks for automating your 802.1x projects

Ansible: Template Engine nutzen um Cisco Konfigurationen zu erzeugen

Ansible with Cisco

LVM vergrößern unter LInux

Large FTP Archive (up to 25 years …)


WPA2 Enterprise OpenBSD (Portugese)

What security does a default OpenBSD installation offer?

100G IDS

Build a FreeBSD Update Server

Senior Admin Blog


Raid 60 und so

IDN - Internationalized Domain Names


ohmyksh is a framework for expanding OpenBSD’s ksh. It offers:

Jool is an Open Source SIIT and NAT64 for Linux.

Some Unofficial WireGuard Documentation

Multicast Security IPSEC

Egg Timer :)

HowTo run pimd on OpenBSD

Multicast with FreeBSD

Deploying Anycast DNS Using OpenBSD and BGP

OpenBSD on Hetzner Cloud

Bash scripting cheatsheet

Is there a Google Authenticator desktop client?

Hetzner Cloud CLI

How to upgrade Debian 9 to Debian 10 Buster using the CLI

Unix Introduction — Bash Startup Files Loading Order

Distributed and scaleable Jitsi Meet

From zero to Kubernetes in Hetzner Cloud with Terraform, Ansible and Rancher

Server auf Hetzner mit Terraform und Ansible provisionieren

Big list of http static server one-liners

An Introduction to Terraform

QEMU Guest Agent version for FreeBSD guest

FreeBSD - LibXo - A Library for Generating Text, XML, JSON, and HTML Output

Splitting the ping

Comparison of NTP implementations

THC’s favourite Tips, Tricks & Hacks (Cheat Sheet)

netmap-unipi / netmap-tutorial

AWS Basics for Beginners - Full Course

h4x0r-dz / RCE-Exploit-in-BIG-IP

(Completely) randomize IP addresses in PCAP file

Populating OpenSSH chroot on OpenBSD

Top 25 Nginx Web Server Best Security Practices

A utility for creating a Bash CLI application.

Wireshark Tutorial: Decrypting RDP Traffic

Flugbewegungen über der Schweiz und Süddeutschland

a complete computer science study plan to become a software engineer

Mini-PC ASRock 4X4 BOX-4000

Intel® NUC-Kits

https://5 Useful jq Commands to Parse JSON on the CLI

Manage SSH sessions simultaneously on multiple systems.

Regex Tester


tiny key/value dabatase in bash

IoT-Toy-Trafficlight ( Spielzeugampel )

Automate your NOC World Map at scale

R is a language and environment for statistical computing and graphics.

Yan Holtz - I’m a data analysis and data visualisation specialist currently

A How-To Guide to BGP Multihoming

Record and share your terminal sessions, the right way


Resizing pane is not working for tmux on mac

How can I run ssh-add automatically, without a password prompt?

Privacy protection. Anonymity online. Anonymous Operating System.

WireGuard IPv6 VPN with

The modern, interoperable DC Part 1: Solving “last mile” problems with BGP

A collection of .gitignore templates

Playing battleships over BGP

Glorytun is a small, simple and secure multipath UDP tunnel.

DSVPN is a Dead Simple VPN,

letsencrypt/acme client implemented as a shell-script – just add water

The quick and simple editor for cron schedule expressions by Cronitor

a commenting server similar to Disqus


Add comments to your blog with Isso

Captchas erstellen in PHP erstellen

Internet Hall of Fame - Celebrating people who bring the Internet to life

wildcard DNS for everyone -

DEF CON 23 - Dan Kaminsky - I Want These * Bugs off My * Internet

Ansible - Accessing information about other hosts with magic variables

Implementierung von IEEE 802.1X Authentifizierung in der Abteilung Informatik

sys4 - Upgrade IOS with ansible

How to install OpenBSD on a Raspberry Pi 4

Install MISP on OpenBSD

Using goaccess for real time log visualization

InterPlanetary File System (IPFS)

Drupal site, running on a Kubernetes cluster of Raspberry Pi computers

How To Run A Server At Home Without An IPv4 Address

stripe - Mit uns zahlt das Internet

Flowchart Maker and Online Diagram Software

An Interview With Linus Torvalds: Linux and Git

Dokuwiki on OpenBSD

OpenBSD: getting started - Written by Solène

Steve’s Shell Coding Tips

Hosting SQLite databases on Github Pages

Mastering Chaos - A Netflix Guide to Microservices

Two methods to use the ping command to quickly scan a network

grex - automatically generating a single regular expression from user-provided test cases

global playground dfn42

Dead Man’s Switch - what should happen if you’re gone one day … ?

Creating a Wireguard VPN on OpenBSD

Major DNSSEC Outages and Validation Failures

A secure network that just works

Tailscale on OpenBSD


besorgte-eltern - BITTE SCHAU GENAU HIN

Setting up OpenVPN on OpenBSD with Client Certs

BSD, C, httpd, SQLite.

Mailu is a simple yet full-featured mail server as a set of Docker images.

Full Disk Encryption with OpenBSD and a Serial Console

Installing OpenBSD 6.8 with disk encryption (+ FVWM ricing) - backups with Plakar

Using UTF-8 (Unicode) on FreeBSD

odroid Cluster :)

sha256: e904bc0be068bd519d257f602b6010089dc519852e8f93cbdff95a4deb0dc361