LevelBlue
| Formerly | AT&T Cybersecurity (2019-2024), AlienVault (2007–2019) | 
|---|---|
| Industry | Managed security services, Managed security service provider (MSSP), Cybersecurity Consulting, XDR | 
| Founder | Robert McCullen (CEO) | 
| Headquarters | Dallas, Texas, US | 
| Website | www | 
LevelBlue (formerly AT&T Cybersecurity) is a managed security service provider. Cybersecurity investor WillJam Ventures officially launched LevelBlue, a joint venture with AT&T, to form a new, standalone managed cybersecurity services business at RSA Conference 2024. LevelBlue offers managed security services, consulting, threat intelligence and research.