Istio is a company based in the United States that operates within the Business Services industry, specifically focusing on custom software and IT services. Founded in 2017, Istio has a workforce of 11 to 50 employees and has generated significant revenue. The company is known for its contributions to the Istio open-source project, which serves as a service mesh designed to manage microservices communication. A notable aspect of Istio's recent activities includes a comprehensive security audit conducted by Ada Logics in collaboration with the Istio project maintainers and the Open Source Technology Improvement Fund. This audit, completed in early 2023, aimed to formalize a threat model, conduct a manual code audit, and enhance Istio's security measures, including the development of fuzzers to improve code testing. The audit identified vulnerabilities and provided a review of previous issues, reflecting Istio's commitment to maintaining high security standards in its software offerings. The findings and methodologies from this audit underscore the company's focus on security and reliability in its technology solutions.