bro_x509.yml

name: Bro x509
id: e8792367-64b0-47e9-b923-6764b0f7e936
version: 3
creation_date: '2025-01-21'
modification_date: '2026-05-13'
author: Jacob Delgado, SnapAttack
description: Logs details about X.509 certificates observed in network traffic captured by Zeek (formerly Bro), including certificate fields, validity periods, and issuers.
mitre_components:
    - Certificate Registration
    - Network Traffic Content
    - Response Metadata
    - Application Log Content
    - Host Status
source: bro:x509:json
sourcetype: bro:x509:json
supported_TA:
    - name: TA for Zeek
      url: https://splunkbase.splunk.com/app/5466
      version: 1.0.11