michael ossmann - home page


I founded Great Scott Gadgets in an effort to put exciting, new tools into the hands of innovative people.

my resume


My blog covers everything relatively recent.

My 2004 article, WEP: Dead Again (part 1 and part 2) discussed the latest generation of WEP cracking tools for penetration testing of 802.11 wireless networks.

Here is the home of the 5-in-1 Network Admin's Cable. It was featured in the premiere issue of Make.


I enjoy playing guitar, piano, and trombone.

I prefer to typeset my music with GNU Lilypond.

Here's a random page I wrote on how to write pop horn parts.


My wife, Emily, and I live in Colorado with our two Great Danes, Milo and Ivy.


Lars Hansen and I hope to build a working clock entirely out of ice. My blog tells the story.

Print a Protractor for conventional measurement of angles or to measure spread, a concept of Rational Trigonometry.

I wrote a Java applet for ear training called Big Ears quite some time ago. I hope to release the source code if I can ever locate it.

my blog

Twitter: @michaelossmann

Michael Ossmann <mike@ossmann.com>