# Tatum Security

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/tatum-security

- Industry: Software
- Headquarters: Seoul, South Korea
- Website: www.tatumsecurity.com/
- Latest round: Series A (Feb 3, 2026)
- Investors on record: 2

## About

Tatum Security, headquartered in Seoul, South Korea, specializes in cloud security solutions, offering a robust platform for cloud security posture management that enhances visibility and compliance for businesses operating in complex environments.Founded in 2020 in Seoul, South Korea, Tatum Security focuses on providing cloud security solutions. The company was established by Mingi Jo, who has experience in the security domain. Tatum Security has engaged in one deal, with its most recent deal occurring on February 3, 2026.Tatum Security specializes in cloud security solutions, primarily offering a Cloud Security Posture Management (CSPM) platform designed to enhance visibility and compliance for organizations navigating complex cloud infrastructures. Their core product enables security professionals to identify attack paths from the perspective of potential attackers, facilitating the creation of robust security policies while streamlining the process of diagnosing and reporting on cloud infrastructure configurations. The platform allows users to execute SQL-based queries to search assets within their cloud environment, create compliance policies, and define security events efficiently. Tatum Security primarily serves businesses in the technology, finance, and healthcare sectors across various geographical markets, including North America, Europe, and Asia-Pacific, ensuring that organizations can address their unique security and compliance needs effectively.Tatum Security's revenue model is structured around subscription-based services, where clients engage with the platform through tiered pricing plans that cater to various organizational sizes and needs. The company generates revenue by providing access to its CSPM solutions and additional features such as automated reporting functionalities that include diagnosis criteria and remediation recommendations. Client transactions typically involve annual agreements, where organizations subscribe to the service based on the scale of their cloud infrastructure and the complexity of their compliance requirements. The pricing structure reflects the comprehensive nature of the services offered, allowing businesses to optimize their cloud security while ensuring adherence to regulatory standards. The company's commitment to delivering tailored security solutions positions it favorably within the competitive landscape of cloud security providers.In February 2026, Tatum Security raised an undisclosed amount in Series A funding from new investor Samsung Venture Investment and SJ Partners. The funding will support the company's push toward advancing Artificial Intelligence for security purposes. Tatum Security is also planning to expand its offerings and is actively working on new products aimed at enhancing security features, although specific details on release dates have not been disclosed. Additionally, the company aims to penetrate new markets across Asia-Pacific and Europe by 2027.

## Funding rounds

- Series A, Feb 3, 2026 — SJ Partners, Samsung Venture Investment

## Investors

- SJ Partners (https://capitalatlas.ai/funds/sj-partners) — Series A
- Samsung Venture Investment (https://capitalatlas.ai/funds/samsung-venture-investment) — Series A