NSAs Concerns on PKI Scalability for Defense Department Security

Protecting access to Defense Department information systems with public-key infrastructure software tokens presents an "enormous problem'" because of the scale of the effort involved in issuing digital certificates to a uniformed and civilian work force that totals more than a . . . Protecting access to Defense Department information systems with public-key infrastructure software tokens presents an "enormous problem'" because of the scale of the effort involved in issuing digital certificates to a uniformed and civilian work force that totals more than a million users, a top National Security Agency official said.

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