JA4+ Fingerprint

ja4_fingerprint

The JA4+ fingerprint object provides detailed fingerprint information about various aspects of network traffic which is both machine and human readable.

Attributes

CaptionNameTypeDescription
Raw Dataraw_dataJSON

Group:context
The event data as received from the event source.

Record IDrecord_idString

Group:primary
Unique identifier for the object

JA4 Section Asection_aString

The 'a' section of the JA4 fingerprint.

JA4 Section Bsection_bString

The 'b' section of the JA4 fingerprint.

JA4 Section Csection_cString

The 'c' section of the JA4 fingerprint.

JA4 Section Dsection_dString

The 'd' section of the JA4 fingerprint.

TypetypeString

The JA4+ fingerprint type as defined by FoxIO, normalized to the caption of 'type_id'. In the case of 'Other', it is defined by the event source.

Type IDtype_idInteger

The identifier of the JA4+ fingerprint type.

  • 0: Unknown (UNKNOWN)
  • 1: JA4 (JA4)
  • 2: JA4Server (JA4SERVER)
  • 3: JA4HTTP (JA4HTTP)
  • 4: JA4Latency (JA4LATENCY)
  • 5: JA4X509 (JA4X509)
  • 6: JA4SSH (JA4SSH)
  • 7: JA4TCP (JA4TCP)
  • 8: JA4TCPServer (JA4TCPSERVER)
  • 9: JA4TCPScan (JA4TCPSCAN)
  • 99: Other (OTHER)
UnmappedunmappedUnmapped[]

Data from the source that was not mapped into the schema.

ValuevalueString

The JA4+ fingerprint value.

Relationships

JA4+ Fingerprint shown in context

Inbound Relationships

These objects and events reference JA4+ Fingerprint in their attributes:

Outbound Relationships

JA4+ Fingerprint references the following objects and events in its attributes:

This page describes ocsf-1.4.0