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Network Working Group S. Tricaud Network Working Group S. Tricaud
Internet-Draft Devo Inc. Internet-Draft Devo Inc.
Intended status: Informational November 3, 2019 Intended status: Informational April 13, 2020
Expires: May 6, 2020 Expires: October 15, 2020
SightingDB query format SightingDB query format
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time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on May 6, 2020. This Internet-Draft will expire on October 15, 2020.
Copyright Notice Copyright Notice
Copyright (c) 2019 IETF Trust and the persons identified as the Copyright (c) 2020 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
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Table of Contents Table of Contents
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2.3. Value . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.3. Value . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.3.1. Configuring the value format for a Namespace . . . . 5 2.3.1. Configuring the value format for a Namespace . . . . 5
2.4. Bulk . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.4. Bulk . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.4.1. Response . . . . . . . . . . . . . . . . . . . . . . 6 2.4.1. Request . . . . . . . . . . . . . . . . . . . . . . . 6
2.4.2. Response . . . . . . . . . . . . . . . . . . . . . . 6
3. Security Considerations . . . . . . . . . . . . . . . . . . . 6 3. Security Considerations . . . . . . . . . . . . . . . . . . . 6
4. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 6 4. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 6
5. Normative References . . . . . . . . . . . . . . . . . . . . 6 5. Normative References . . . . . . . . . . . . . . . . . . . . 7
Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 6 Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 7
1. Introduction 1. Introduction
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The SightingDB format is in JSON [RFC8259] format and used to query a The SightingDB format is in JSON [RFC8259] format and used to query a
SightingDB compatible connector. In SightingDB, a Sighting Object is SightingDB compatible connector. In SightingDB, a Sighting Object is
composed of a single JSON object. This object contains the following composed of a single JSON object. This object contains the following
fields: value, first_seen, last_seen, count, tags, ttl and manifold. fields: value, first_seen, last_seen, count, tags, ttl and consensus.
2.1.1. Attribute Storage 2.1.1. Attribute Storage
The fields described previously describe an Attribute and all the The fields described previously describe an Attribute and all the
required characteristics. However they are stored in a Namespace. A required characteristics. However they are stored in a Namespace. A
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Namespace is similar to a path in a file-system where the same file Namespace is similar to a path in a file-system where the same file
can be stored in multiple places. can be stored in multiple places.
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2.1.2. Namespace 2.1.2. Namespace
A Namespace with multiple levels MUST be separated with the slash '/' A Namespace with multiple levels MUST be separated with the slash '/'
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_shadow/: When a value is searched and does not exists, it is stored _shadow/: When a value is searched and does not exists, it is stored
there there
_stats: Statistics
_config: Configuration _config: Configuration
_all: All the Attributes in one place, used to retrieve the _all: All the Attributes in one place, used to retrieve the
'manifold' property. 'consensus' property.
The Attribute Key MUST always be the last part of the Namespace. The Attribute Key MUST always be the last part of the Namespace.
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2.1.3.2. first_seen 2.1.3.2. first_seen
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When an Attribute has this field set to a number greater than 0, the When an Attribute has this field set to a number greater than 0, the
expiration status is computed only at retrieval time. expiration status is computed only at retrieval time.
2.1.3.7. manifold 2.1.3.7. consensus
When a given Attribute Value is stored in different namespaces, the When a given Attribute Value is stored in different namespaces, the
manifold field keeps track of them so it returns in how many consensus field keeps track of them so it returns in how many
different places this attributes exists. This is a simple counter. different places this attributes exists. This is a simple counter.
2.2. SightingDB Format - One Attribute 2.2. SightingDB Format - One Attribute
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"count":578391, "count":578391,
"tags":"", "tags":"",
"ttl":0, "ttl":0,
"manifold": 17 "consensus": 17
} }
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2.3. Value 2.3. Value
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preferable to embed in JSON all the objects at once. As such, for preferable to embed in JSON all the objects at once. As such, for
reading and writing, the format is the following: reading and writing, the format is the following:
{
"items": [
{ "<namespace>": "<value>" },
{ "<namespace>": "<value>", "timestamp": <epoch> }
]
}
Where:
namespace: is the wanted namespace where to store the value
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value: the value one want to track
timestamp: OPTIONAL epoch timestamp to set the value at.
The timestamp is how one can use SightingDB and use old datasets
where the first seen and last seen is not relative to "right now".
2.4.1. Request
A Proper request with two items is made like this:
{ {
"items": [ "items": [
{ "/your/namespace": "127.0.0.1" }, { "/your/namespace": "127.0.0.1" },
{ "/your/other/namespace": "110812f67fa1e1f0117f6f3d70241c1a42a7b07711a93c2477cc516d9042f9db" } { "/your/other/namespace": "110812f67fa1e1f0117f6f3d70241c1a42a7b07711a93c2477cc516d9042f9db", "timestamp": 1586825229 }
] ]
} }
Which will either store or retrieve the wanted data. Which will either store or retrieve the wanted data.
2.4.2. Response
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2.4.1. Response
The response when retrieving sightings also has the list of items, in The response when retrieving sightings also has the list of items, in
order, one per line of the results: order, one per line of the results:
{ {
"items": [ "items": [
{ "first_seen":1530337182, "last_seen":1573110615, "count":93021, "tags":"", "ttl":0, "manifold": 1 }, {"value": "Octave_Hergebel", "first_seen":1530337182, "last_seen":1573110615, "count":93021, "tags":"", "ttl":0, "consensus": 1},
{ "first_seen":1562930418, "last_seen":1573110404, "count":1020492, "tags":"", "ttl":8912, "manifold": 3 } {"value": "127.0.0.1", "first_seen":1562930418, "last_seen":1573110404, "count":1020492, "tags":"", "ttl":8912, "consensus": 3}
] ]
} }
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well as amazing feedback gathered during the MISP Summit 2019 in well as amazing feedback gathered during the MISP Summit 2019 in
Luxembourg, in particular with Alexandre Dulaunoy and Andras Iklody. Luxembourg, in particular with Alexandre Dulaunoy and Andras Iklody.
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5. Normative References 5. Normative References
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
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Author's Address Author's Address
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Sebastien Tricaud Sebastien Tricaud
Devo Inc. Devo Inc.
150 Cambridgepark Drive 150 Cambridgepark Drive
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