http://www.rfc-editor.org/rfc/rfc2876.txt
RFC 2876: Use of the KEA and SKIPJACK Algorithms in CMS, J. Pawling2000-07-01T23:00:00-00:00This document describes the conventions for using the Key Exchange Algorithm (KEA) and SKIPJACK encryption algorithm in conjunction with the Cryptographic Message Syntax [CMS] enveloped-data and encrypted- data content types. This memo provides information for the Internet community.