Browse Prior Art Database

RPCSEC_GSS Protocol Specification (RFC2203)

IP.com Disclosure Number: IPCOM000002761D
Original Publication Date: 1997-Sep-01
Included in the Prior Art Database: 2000-Sep-13
Document File: 18 page(s) / 47K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

M. Eisler: AUTHOR [+3]

Abstract

This memo describes an ONC/RPC security flavor that allows RPC protocols to access the Generic Security Services Application Programming Interface (referred to henceforth as GSS-API).

This text was extracted from a ASCII Text document.
This is the abbreviated version, containing approximately 6% of the total text.

Network Working Group M. Eisler

Request for Comments: 2203 A. Chiu

Category: Standards Track L. Ling

September 1997

RPCSEC_GSS Protocol Specification

Status of this Memo

This document specifies an Internet standards track protocol for the

Internet community, and requests discussion and suggestions for

improvements. Please refer to the current edition of the "Internet

Official Protocol Standards" (STD 1) for the standardization state

and status of this protocol. Distribution of this memo is unlimited.

Abstract

This memo describes an ONC/RPC security flavor that allows RPC

protocols to access the Generic Security Services Application

Programming Interface (referred to henceforth as GSS-API).

Table of Contents

1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 2

2. The ONC RPC Message Protocol . . . . . . . . . . . . . . . . . 2

3. Flavor Number Assignment . . . . . . . . . . . . . . . . . . . 3

4. New auth_stat Values . . . . . . . . . . . . . . . . . . . . . 3

5. Elements of the RPCSEC_GSS Security Protocol . . . . . . . . . 3

5.1. Version Selection . . . . . . . . . . . . . . . . . . . . . 5

5.2. Context Creation . . . . . . . . . . . . . . . . . . . . . . 5

5.2.1. Mechanism and QOP Selection . . . . . . . . . . . . . . . 5

5.2.2. Context Creation Requests . . . . . . . . . . . . . . . . 6

5.2.3. Context Creation Responses . . . . . . . . . . . . . . . . 8

5.2.3.1. Context Creation Response - Successful Acceptance . . . 8

5.2.3.1.1. Client Processing of Successful Context Creation

Responses . . . . . . . . . . . . . . . . . . . . . . 9

5.2.3.2. Context Creation Response - Unsuccessful Cases . . . . . 9

5.3. RPC Data Exchange . . . . . . . . . . . . . . . . . . . . 10

5.3.1. RPC Request Header . . . . . . . . . . . . . . . . . . . 10

5.3.2. RPC Request Data . . . . . . . . . . . . . . . . . . . . 11

5.3.2.1. RPC Request Data - No Data Integrity . . . . . . . . . 11

5.3.2.2. RPC Request Data - With Data Integrity . . . . . . . . 11

5.3.2.3. RPC Request Data - With Data Privacy . . . . . . . . . 12

5.3.3. Server Processing of RPC Data Requests . . . . . . . . . 12

5.3.3.1. Context Management . . . . . . . . . . . . . . . . . . 12

5.3.3.2. Server Reply - Request Accepted . . . . . . . . . . . 14

5.3.3.3. Server Reply - Request Denied . . . . . . . . . . . . 15

5.3.3.4. Mapping of GSS-API Errors to Server Responses . . . . 16

5.3.3.4.1. GSS_GetMIC() Failure . . . . . . . . . . . . . . . . 16

5.3.3.4.2. GSS_VerifyMIC() Failure . . . . . . . . . . . . . . 16

5.3.3.4.3. GSS_Unwrap() Failure . . . . . . . . . . . . . . . . 16

5.3.3.4.4. GSS_Wrap() Failure . . . . . . . . . . . . . . . . . 16

5.4. Context Destructio...