‘PirateBox is a self-contained mobile communication and file sharing device. Simply turn it on to transform any space into a free and open communications and file sharing network.’

Speed up transfers on Linux by tweaking the initial receiver and congestion window sizes (without a kernel patch).

How to find all kinds of information with lsof.

Middleware for clients, similar to what Rack does for servers.

‘The Chaos Monkey’s job is to randomly kill instances and services within our architecture. If we aren’t constantly testing our ability to succeed despite failure, then it isn’t likely to work when it matters most’.

A good trick for testing.

Ties up an HTTP server by setting up multiple partial connections and keeping them alive, preventing the server from responding to other traffic.

How HTTP/TLS/RSA etc. actually work in context. Really interesting.

Up-to-date list of fast DNS servers.

IP-over-ICMP tunnel.

Handy guide for implementers. Twitter’s API doesn’t seem to follow this, alas.

Network interface to the Tokyo Cabinet DBM. Speaks memcached and HTTP.

ISPs known to filter or shape P2P traffic.

I knew all this intuitively. Now I know why.

An interesting alternative to port-knocking.

HTTP activity and response code diagram

Useful stuff.