Columbia subject headings:
Computers--Access control.
Telecommunication--Data processing.
Telecommunication--Law and legislation.
Harvard subject headings:
Computer networks--Law and legislation
Computers--Access control.
Information networks--Law and legislation
Telecommunication--Data processing
Telecommunication--Law and legislation
Princeton subject headings:
Computers--Access control--Collected works.
Telecommunication--Data processing--Collected works.
Telecommunication--Law and legislation--Collected works.