IBE and CMS

IBE and CMS

*** Confidential and Proprietary ***2

Topics

Brief overview of drafts

Summary of changes from last version

What remains to be done

Working group assistance

Rough plan for what's going to happen next

*** Confidential and Proprietary ***3

Drafts Overview

draft-ietf-smime-ibearch-01.txt Security architecture for implementing a IBE system

• IBE overview• Public Parameter definition• Key Request protocol

draft-ietf-smime-bfibecms-01.txt Integration of IBE key identifier into CMSv3 via

OtherRecipientInfo• Modeled loosely on the KeyTransRecipientInfo Type

draft-martin-ibcs-00.txt Boneh-Franklin and Boneh-Boyen mathematics

*** Confidential and Proprietary ***4

Changes from previous version

draft-ietf-smime-ibearch-01.txt Combined 3 drafts to 1

• Architecture Overview, Public Parameters, Key Request Protocol Enhanced Security Consideration section

draft-ietf-smime-bfibecms-01.txt Enhanced Security Consideration section

draft-martin-ibcs-00.txt Moved to individual contribution from S/MIME WG Added test vectors for PBC More readable, less theory Enhanced Security Consideration section

*** Confidential and Proprietary ***5

What remains to be done

draft-ietf-smime-ibearch-01.txt IETF XML registry TBDs

draft-ietf-smime-bfibecms-01.txt ?

draft-martin-ibcs-00.txt ?

*** Confidential and Proprietary ***6

Help from the S/MIME WG

Review Drafts

Comment

IETF XML registry help

What next? Address comments, XML registry TBDs Move to WG Last Call

*** Confidential and Proprietary ***7

Questions

Comments

Concerns