Many of us are accustomed to thinking of information security as the primary domain of large, name-brand vendors. These vendors are characterized by a variety of colors, sometimes red, sometimes yellow, and sometimes green. The list goes on and on. But as is the case with many technologies, some of the more forward-looking developments are coming from the testbeds of young upstarts that have little invested in legacy technologies and are able to look at solutions to fundamental problems with a clean slate. Here are a few startup security companies that we are watching. They are fast, lean, and many are looking at the channel to help them reach the next level.