Security Hobbyist, Cryptography Researcher, Software Engineer
Github: https://github.com/EthanHeilman
Hackernews: http://news.ycombinator.com/user?id=EthanHeilman
Twitter: https://twitter.com/Ethan_Heilman
Tumblr: http://ethanheilman.tumblr.com/
ResearchGate: http://www.researchgate.net/profile/Ethan_Heilman/
Play FlipIt: http://ethanheilman.github.com/flipIt/playable_with_instructions.html
Blog entries:
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Server Fault
Q&A for professional system and network administrators
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Mathematics
Q&A for people studying math at any level and professionals in related fields
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Theoretical Computer Science
Q&A for theoretical computer scientists and researchers in related fields
Programming Puzzles & Code Golf
Q&A for programming puzzle enthusiasts and code golfers