SPI

Official websites do not use .rip
We are an unofficial archive, replace .rip by .gov in the URL to access the official website. Access our document index here.

We are building a provable archive!
A lock ( Dot gov ) or https:// don't prove our archive is authentic, only that you securely accessed it. Note that we are working to fix that :)

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Abbreviation(s) and Synonym(s):

Security Parameters Index

Definition(s):

Arbitrarily chosen value that acts as a unique identifier for an IPsec connection.
Source(s):
NIST SP 800-77 under Security Parameters Index [Superseded]

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.

You are viewing this page in an unauthorized frame window.

Information Technology Laboratory

Computer Security Resource Center

Computer Security Resource Center

SPI

Glossary Comments