Columbia subject headings:
Computers--Access control.
Data encryption (Computer science)
Electronic commerce--United States.
Electronic data interchange--United States.
Information superhighway--United States.
Harvard subject headings:
Administrative agencies--United States--Data processing
Computers--Access control.
Data encryption (Computer science)
Electronic commerce--United States
Electronic data interchange--United States.
Government productivity--United States.
Information superhighway--United States
Reengineering (Management)--United States--Data processing.
Princeton subject headings:
Computers--Access control.
Data encryption (Computer science)
Electronic commerce--United States.
Electronic data interchange--United States.
Information superhighway--United States.