Sometimes blocking entire swathes of the world is the way to go if you truly want a defense in depth approach on your web apps, for instance do your administrators truly need to log on from every country on Earth? As website administrators we get a feel for where our legitimate traffic is coming from and where we see nefarious connections from.
All posts tagged internet
Having multiple interfaces on a server helps for a variety of reasons, and recently I had to get a server (a Sun Micrososystems X4100 incidentally), up and running with Ubuntu 12.04LTS and bonded interfaces.
I’ve written about the very excellent Cloudflare CDN before. It’s a fantastic content delivery network with inbuilt security, I love it. This is another quick howto to get your Nginx web server working properly with Cloudflare.
I will assume you already have a working LEMP server working.
SSH Port Forwarding Examples
SSH is a very flexible and very useful tool for those of us working across multiple systems sometimes in multiple locations. Here are a few SSH commands I regularly use and include mostly SSH port forwarding. I use all these commands regularly on Linux and Mac OSX and they all work quite happily!
I know that basic FTP is not ideal and not secure. But it is widely supported and used, and sometimes if we’re moving around large files across a network it comes in incredibly useful.
This tutorial will go through setting up an FTP server on Ubuntu 12.04 Server which is allowing anonymous connections. I wouldn’t recommend you try this on an internet facing host, and would recommend when not in use you turn VSFTP off even on your internal network.