The Department of Defense uses EDIPI, which is basically a second SSN-like number used to identify you for less-secure/serious stuff short of healthcare, etc...

The Department of Defense uses EDIPI, which is basically a second SSN-like number used to identify you for less-secure/serious stuff short of healthcare, etc... https://itlaw.wikia.org/wiki/Electronic_Data_Interchange_Personal_Identifier https://itlaw.wikia.org/wiki/Electronic_Data_Interchange_Per...