Jeffery Dallman on the SDL tools blog introduces MiniFuzzer, a baby fuzz testing tool for folks who’ve never fuzz tested before. Fuzz testing takes a template of known good input files and starts to fuzz them, playing with them, changing bits and bytes, doing all sorts of weird stuff and then firing them into your program to see if it can cause a crash, which it normally does. More “grown up” Fuzz Testers (like Peach) work from a specification of valid input and uses the spec to provide good, bad, and mostly good inputs, again feeding it into an application...