# DragonBreath

> As of 2026-09-14, DragonBreath is a China-nexus threat actor tracked by Threadlinqs Intelligence across 1 threat spanning supply chain. Also known as GoldenEyeDog, CylindricalCanine.

- **Nation:** China
- **Tracked threats:** 1
- **Categories:** SUPPLY_CHAIN
- **Also known as:** GoldenEyeDog, CylindricalCanine
- **As of:** 2026-09-14

## Tracked threats

- [GoldenEyeDog / CylindricalCanine Breaches DigiCert Support System to Hijack EV Code-Signing Certificates for Golden Gh0st RAT and Zhong Stealer Distribution](https://intel.threadlinqs.com/threat/TL-2026-1579) — CRITICAL

## Full data

Infrastructure, IOC values and detection queries (Splunk SPL / Microsoft KQL / Sigma) require the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp

Canonical: https://intel.threadlinqs.com/actor/DragonBreath