Things have changed. We received a "Department of Defense ID Number" at some point to use wherever SSNs were previously used on paperwork, computer systems, etc

Things have changed. We received a "Department of Defense ID Number" at some point to use wherever SSNs were previously used on paperwork, computer systems, etc. Even ID tags ("dog tags") now have your DoD ID Number printed on them instead of your SSN. Any document with SSNs must be encrypted in transit and stored/processed only by systems with special accreditation and access controls for Personally Identifiable Information (PII). With that said, most of us gave up worrying about our SSN a long time ago. It definitely was printed everywhere and used for everything for a long time. And then the Office of Personnel Management breach happened in 2014-2015...