h3Securityh3

h3Securityh3 is a cybersecurity company that provides defensive and offensive security services to enterprises. The firm specializes in threat detection, incident response, and security consulting, with a focus on protecting networks, endpoints, and cloud environments.

Core services include managed detection and response (MDR), incident response and forensics, red team exercises, security assessments, secure software development lifecycle consulting, and cloud security posture management.

The company emphasizes a blended approach using security analytics, machine learning, threat intelligence, and human expertise. Its platforms integrate with major cloud providers and security information and event management (SIEM) solutions to deliver real-time detection and investigation workflows.

The company was founded in 2014 by veterans of the security industry and has since expanded to operate across North America and Europe with multiple regional offices and security operations centers.

The firm adheres to ISO 27001 and SOC 2 Type II frameworks and participates in responsible disclosure programs. It maintains privacy protections and offers customer data handling policies.

Reception and impact: h3Securityh3 has been recognized for rapid incident response and threat hunting capabilities, with endorsements from enterprise clients in regulated sectors. Critics note that services can be costly and rely on specialized staff.