Extension to the User-Based Security Model (USM) to Support Triple-DES EDE in 'Outside' CBC Mode

Extension to the User-Based Security Model (USM) to Support Triple-DES EDE in 'Outside' CBC Mode NAI Labs NAI Labs This document describes an extension to the the User-based Security Model (USM) [RFC2574]. It defines the Elements of Procedure for providing SNMP message level security for a privacy protocol using Triple-DES EDE in 'Outside' Cipher-Block Chaining (CBC) mode. This document also extends the existing SNMPv3 MIBs in order to remotely monitor and manage the configuration parameters for this privacy protocol of the USM.