U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Special Publication (NIST SP)

Security in ISDN

Author(s)
William E. Burr
The Integrated Services Digital Network (ISDN) standards will provide worldwide digital communications service and will play a key role in the transition to

Public-Key Cryptography

Author(s)
James R. Nechvatal
This publication presents a state-of-the-art survey of public-key cryptography, circa 1988-1990, and covers the following topics: 1) the theory of public-key