DEF CON Groups China

DEF CON Groups DEF CON Groups are worldwide, local chapters of hackers, thinkers, makers and others. DEF CON Groups were started as a splinter off of the 2600 meetup groups because of concerns over politicization. Local DEF CON groups are formed and are posted online. DEF CON Groups are usually identified by the area code of the area where they are located in the US, and by other numbers when outside of the US. Examples include DC801 and DC201. DEF CON Groups may seek permission to make a logo that includes the official DEF CON logo with approval