Cellusys

Reported Context (1)

- **Persistent Campaign Activity**: Telemetry shared by mobile signalling security provider Cellusys reveals that operator signalling identifiers were reused over multiple years, forming consistent clusters that enabled Citizen Lab Uncovers Global Telecom Surveillance Using SS7, Diameter and SIMjacker

Threat Actors (3)

MITRE ATT&CK (1)

Vendors (7)

Products (1)

Industries (1)

Countries (13)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.