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How to setup your own CA with OpenSSL

For educational reasons I've decided to create my own CA. Here is what I learned.

First things first

Lets get some context first.

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Most VPN Services are Terrible

Short version: I strongly do not recommend using any of these providers. You are, of course, free to use whatever you like. My TL;DR advice: Roll your own and use Algo or Streisand. For messaging & voice, use Signal. For increased anonymity, use Tor for desktop (though recognize that doing so may actually put you at greater risk), and Onion Browser for mobile.

This mini-rant came on the heels of an interesting twitter discussion: https://twitter.com/kennwhite/status/591074055018582016

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#!/bin/bash

# generic processing (DEPRECTED)
#rm -f "*/Uninstall.lnk"
#rm -f "*/Uninstall *.lnk"

# ===
# Start Menu

function do_move_1 {

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#!/bin/bash

# for every named image
docker images | sed "1d" | cut -d " " -f1 | sort -n | uniq | grep -v '^<none>$' |
while read f ; do
 # pull latest image, skip pruning if can't pull
 if ! docker pull "$f" ; then continue ; fi
 # get latest image id
 IMAGE_ID=`docker images "$f" | sed "1d;2q" | sed 's/^[^ ]*  *[^ ]*  *//;s/ .*$//'`
 if [ "x$IMAGE_ID" == "x" ] ; then continue ; fi

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#!/bin/bash

makeLink() {
	SOURCE="$1"
	TARGET="$2"
	[ -d "${TARGET}" ] && return
	ls -d "${SOURCE}"* &>/dev/null || return
	cmd /c mklink /d "${TARGET}" $(ls -d "${SOURCE}"* 2>/dev/null | sort -V | tail -n 1 | sed 's/\//\\/g')
}

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#!/bin/bash

EMAIL="[email protected]"
DEVEL=false

# clean downloaded packages if none pending for dist-upgrade
if ! $DEVEL ; then apt-get --assume-no dist-upgrade && apt-get clean ; fi

# update, upgrade, autoremove
apt-get --assume-yes update

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#!/bin/bash

PKG="$1"

for f in stable testing unstable experimental ; do
 echo -n "$f - "
 apt-cache show $PKG/$f 2>/dev/null | grep "Version:" || echo
done

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#!/bin/bash

# painting2sprites - A simple script to read an ORA, resize and trim output PNGs.

INPUT_FILE="$1"
OUTPUT_DIR="$2"

RESIZE_SCALE="25%"

if [ "$2" == "" ]; then

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### CYGWIN

# Sublime Text 3

# https://cygwin.com/cygwin-ug-net/using-effectively.html
# https://scotch.io/tutorials/open-sublime-text-from-the-command-line-using-subl-exe-windows
# https://stackoverflow.com/questions/7131670/make-bash-alias-that-takes-parameter

sublimetext() {
 "C:/Program Files/Sublime Text 3/subl.exe" "$(cygpath -pw "$1")" $*

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#!/usr/bin/awk -E

BEGIN {
 if ( ARGV[1] == "" ) {
  print "Usage: grep-block <regexp> [file1 file2 ...]"
  exit
 }
 search = ARGV[1]
 print "-" search "-"
 ARGV[1]=""