---
id: 5110
title: "Discovering Domains via a Time-Correlation Attack on Certificate Transparency"
source_domain: swarm.ptsecurity.com
source_url: "https://swarm.ptsecurity.com/discovering-domains-via-a-time-correlation-attack/"
published_at: "2022-08-09T11:29:05Z"
tags: ["bug-bounty", "threat-intelligence", "reconnaissance", "tls", "certificate-transparency"]
phying_url: "https://phying.com/item/5110"
lang: en
---

# Discovering Domains via a Time-Correlation Attack on Certificate Transparency

## Summary

A new recon technique: since servers renew all TLS certs at once, time-correlating Certificate Transparency logs reveals every domain a server uses — handy for threat intel and bug bounty.

## Intelligence Metadata

- **Sources:** swarm.ptsecurity.com
- **Published:** 2022-08-09T11:29:05Z
- **Original:** https://swarm.ptsecurity.com/discovering-domains-via-a-time-correlation-attack/
- **Phying News:** https://phying.com/item/5110