DEFCON 201 is the North New Jersey sub-chapter of DEFCON GROUPS (www.defcongroups.org) that spun from the DEFCON (www.defcon.org) convention that is the largest computer hacker convention in the USA. We are a hardware and software hobbyist open workshop group that meets in Hoboken NJ. For more details you can check out our website at: https://www.defcon201.org