Illumio provides Zero Trust Segmentation solutions for cybersecurity. The company's platform enables organizations to visualize all communications and traffic between workloads across on-premises and cloud environments. Their technology controls east-west traffic to reduce the risk of adversaries accessing sensitive information and allows proactive control of communications to isolate mission-critical applications and environments. Illumio's product portfolio includes their Core product and CloudSecure, which work together to deliver customer-facing security solutions. The platform integrates firewall management security frameworks and operates across cloud environments including AWS and Azure. Their technology stack ranges from operating systems to distributed applications, UI, and visualization tools. The company serves organizations that need to segment their networks and control lateral movement within their infrastructure. Illumio's solutions address security networking challenges, particularly in hybrid and multi-cloud environments. Their approach focuses on microsegmentation and network security controls that prevent the spread of breaches across enterprise networks. Illumio operates globally with offices in the United States (headquarters in Sunnyvale, California), United Kingdom, Australia, Japan, and Singapore. The company employs engineering teams that work on backend systems using languages like Python and Go/Golang, as well as specialists in areas such as Kubernetes security, Windows kernel drivers, and cloud security architecture.