Columbia subject headings:
Electronic data interchange--Law and legislation--United States.
Technology and law.
Harvard subject headings:
Computer security--Standards
Contracts--United States--Data processing.
Cryptography--Data processing--Standards.
Data encryption (Computer science)--Law and legislation--United States
Data transmission systems--Law and legislation--United States.
Digital signatures--Law and legislation--United States.
Signature (Law)--United States--Data processing.
Princeton subject headings: