All posts tagged cryptography

IPSec VPN Host to Host on Windows 2012 R2 and Ubuntu 14.04

window-with-blue-light

After one of my recent tutorials about a host to host Linux VPN this post is a how to create a host to host VPN between Windows 2012 and Ubuntu 14.04.  We’ll be using the inbuilt Windows Firewall with Advanced Security and Strongswan.

A lot like my last tutorial I couldn’t find any decent information out there how to get an IPSec connection between Microsoft and Linux, but since IPSec is an open standard I was confident it should work. After spending a lot of time working through how to do this I decided to write this post to hopefully help other people out in the same situation.

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IPSec VPN Host to Host on Ubuntu 14.04 with strongSwan

hotfuzz-vs-swan

After spending a crazy amount of time trying to find something up to date regarding network security and host to host VPN I decided to write something which will hopefully be useful to other people in the same situation.

Setting up a host to host IPSec connection between two or more hosts running Ubuntu isn’t always a simple process. We want encryption to protect all the communication between two hosts and for this tutorial we will be using what I feel to be the simplest method of using Pre-shared Keys (PSK).

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Pyrit Benchmark for Raspberry Pi

Raspberry Pi Pyrit Benchmark

I’ve been playing with my Raspberry Pi quite a bit lately, it’s a wonderful bit of kit.  If you don’t have one already go and buy one!  The cost/power balance is really amazing.  This post is in no way a criticism of a Raspberry Pi, it is a wonderful computer made with education in mind and I am certainly learning!
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How to Create a CSR with Nginx using OpenSSL

wasd-vs-updownleftright

Creating a CSR to enable you to get an SSL certificate cannot be easier on Nginx especially when you use OpenSSL.

SSH onto your Linux box as usual.

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What is xdecrypt.com?

xdecrypt

I’ve noticed that my page about xdecrypt.com has picked up quite a lot of traffic with people asking the same question, so I’ve decided to write this to post to explain what xdecrypt.com is.

Whenever you logon anywhere with your username or email address and password that site has to store those details to make sure you are who you say you are.  In storing those details you have to make sure that they are safe from prying eyes.

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