Definition of ROLIE CSIRT Extension
draft-ietf-mile-rolie-csirt-06
MILE Working Group S. Banghart
Internet-Draft NIST
Intended status: Standards Track J. Field
Expires: April 30, 2020 Pivotal
October 28, 2019
Definition of ROLIE CSIRT Extension
draft-ietf-mile-rolie-csirt-06
Abstract
This document extends the Resource-Oriented Lightweight Information
Exchange (ROLIE) core to add the Indicator and Incident information
types, relevant categories, and related requirements needed to
support Computer Security Incident Response Team (CSIRT) use cases.
Additional supporting requirements are also defined that describe the
use of specific formats and link relations pertaining to the new
information types.
Status of This Memo
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This Internet-Draft will expire on April 30, 2020.
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Banghart & Field Expires April 30, 2020 [Page 1]
Internet-Draft ROLIE CSIRT October 2019
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Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . 4
3. Information-type Extensions . . . . . . . . . . . . . . . . . 4
3.1. The "incident" information type . . . . . . . . . . . . . 4
3.2. The "indicator" information type . . . . . . . . . . . . 5
4. Data format requirements . . . . . . . . . . . . . . . . . . 5
4.1. Incident Object Description Exchange Format . . . . . . . 6
4.1.1. Description . . . . . . . . . . . . . . . . . . . . . 6
4.1.2. Requirements . . . . . . . . . . . . . . . . . . . . 6
4.2. Structured Threat Information eXpression (STIX) Format . 6
4.2.1. Description . . . . . . . . . . . . . . . . . . . . . 7
4.2.2. Requirements . . . . . . . . . . . . . . . . . . . . 7
4.3. Malware Information Sharing Platform (MISP) Format . . . 7
4.3.1. Creating MISP Event Entries . . . . . . . . . . . . . 8
4.3.2. MISP Feeds and Manifests . . . . . . . . . . . . . . 8
5. atom:link Extensions . . . . . . . . . . . . . . . . . . . . 9
5.1. Link relations for the 'incident'
information-type . . . . . . . . . . . . . . . . . . . . 9
5.2. Link relations for the 'indicator'
information-type . . . . . . . . . . . . . . . . . . . . 10
5.3. Link relations for both information-types . . . . . . . . 10
6. atom:category Extensions . . . . . . . . . . . . . . . . . . 11
6.1. Newly registered category values . . . . . . . . . . . . 11
6.2. Expectation and Impact Classes . . . . . . . . . . . . . 11
7. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 12
7.1. information-type registrations . . . . . . . . . . . . . 12
7.1.1. incident information-type . . . . . . . . . . . . . . 12
7.1.2. indicator information-type . . . . . . . . . . . . . 12
7.2. atom:category scheme registrations . . . . . . . . . . . 12
7.2.1. category:csirt:iodef:purpose . . . . . . . . . . . . 13
7.2.2. category:csirt:iodef:restriction . . . . . . . . . . 13
8. Security Considerations . . . . . . . . . . . . . . . . . . . 13
9. References . . . . . . . . . . . . . . . . . . . . . . . . . 14
9.1. Normative References . . . . . . . . . . . . . . . . . . 14
9.2. Informative References . . . . . . . . . . . . . . . . . 15
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