Dan Nagle has over 15 years of software development experience. He has written and published apps for desktop, mobile, servers, and embedded. He is the author and inventor of Packet Sender, an app used daily by security researchers, featured in manuals from major tech companies, and is taught in universities around the world. He is also the author of 2 network-related patents and a book published by CRC Press. His open source contributions have received international awards, and he has presented at many developer conferences about them.