The SEED Cipher Algorithm and Its Use with the Secure Real-Time Transport Protocol (SRTP)
RFC 5669
Document | Type | RFC - Proposed Standard (August 2010; No errata) | |
---|---|---|---|
Authors | Joongman Kim , Haeryong Park , Seokung Yoon , Hyuncheol Jeong , Yoojae Won | ||
Last updated | 2015-10-14 | ||
Replaces | draft-seokung-avt-seed-srtp | ||
Stream | IETF | ||
Formats | plain text html pdf htmlized bibtex | ||
Reviews | |||
Stream | WG state | (None) | |
Document shepherd | No shepherd assigned | ||
IESG | IESG state | RFC 5669 (Proposed Standard) | |
Action Holders |
(None)
|
||
Consensus Boilerplate | Unknown | ||
Telechat date | |||
Responsible AD | Robert Sparks | ||
Send notices to | (None) |
Internet Engineering Task Force (IETF) S. Yoon Request for Comments: 5669 J. Kim Category: Standards Track H. Park ISSN: 2070-1721 H. Jeong Y. Won Korea Internet & Security Agency August 2010 The SEED Cipher Algorithm and Its Use with the Secure Real-Time Transport Protocol (SRTP) Abstract This document describes the use of the SEED block cipher algorithm in the Secure Real-time Transport Protocol (SRTP) for providing confidentiality for Real-time Transport Protocol (RTP) traffic and for the control traffic for RTP, the Real-time Transport Control Protocol (RTCP). Status of This Memo This is an Internet Standards Track document. This document is a product of the Internet Engineering Task Force (IETF). It represents the consensus of the IETF community. It has received public review and has been approved for publication by the Internet Engineering Steering Group (IESG). Further information on Internet Standards is available in Section 2 of RFC 5741. Information about the current status of this document, any errata, and how to provide feedback on it may be obtained at http://www.rfc-editor.org/info/rfc5669. Copyright Notice Copyright (c) 2010 IETF Trust and the persons identified as the document authors. All rights reserved. This document is subject to BCP 78 and the IETF Trust's Legal Provisions Relating to IETF Documents (http://trustee.ietf.org/license-info) in effect on the date of publication of this document. Please review these documents carefully, as they describe your rights and restrictions with respect to this document. Code Components extracted from this document must include Simplified BSD License text as described in Section 4.e of the Trust Legal Provisions and are provided without warranty as described in the Simplified BSD License. Yoon, et al. Standards Track [Page 1] RFC 5669 SEED-SRTP August 2010 This document may contain material from IETF Documents or IETF Contributions published or made publicly available before November 10, 2008. The person(s) controlling the copyright in some of this material may not have granted the IETF Trust the right to allow modifications of such material outside the IETF Standards Process. Without obtaining an adequate license from the person(s) controlling the copyright in such materials, this document may not be modified outside the IETF Standards Process, and derivative works of it may not be created outside the IETF Standards Process, except to format it for publication as an RFC or to translate it into languages other than English. Table of Contents 1. Introduction ....................................................3 1.1. SEED .......................................................3 1.2. Terminology ................................................3 1.3. Definitions ................................................3 2. Cryptographic Transforms ........................................4 2.1. Counter ....................................................4 2.1.1. Message Authentication/Integrity: HMAC-SHA1 .........4 2.2. Counter with CBC-MAC (CCM) .................................4 2.3. Galois/Counter Mode (GCM) ..................................6 3. Nonce Format for CCM and GCM ....................................6 3.1. Nonce for SRTP .............................................6 3.2. Nonce for SRTCP ............................................6 4. Key Derivation: SEED-CTR PRF ....................................7 5. Mandatory-to-Implement Transforms ...............................7 6. Security Considerations .........................................7 7. IANA Considerations .............................................8 8. Acknowledgements ................................................8 9. References ......................................................8 9.1. Normative References .......................................8 9.2. Informative References .....................................9 Appendix A. Test Vectors ..........................................10 A.1. SEED-CTR Test Vectors .....................................10 A.2. SEED-CCM Test Vectors .....................................11 A.3. SEED-GCM Test Vectors .....................................12 Yoon, et al. Standards Track [Page 2] RFC 5669 SEED-SRTP August 2010Show full document text