# SSenStone

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/ssenstone

- Industry: IT Security/Cybersecurity
- Headquarters: Seoul, South Korea
- Website: www.ssenstone.com/
- Total disclosed funding: $1.8M
- Latest round: Series A (Jun 20, 2018)
- Investors on record: 3

## About

Based in South Korea, SSenStone Inc. operates within the cybersecurity sector, specializing in advanced authentication technologies designed to enhance operational technology security for a range of industries. SSenStone Inc. was founded in 2015 and is headquartered in Seoul, South Korea. The company specializes in cybersecurity solutions, focusing on authentication technologies. The founder, Chang Yoo, has a background in technology development. In June 2026, SSenStone raised an undisclosed amount of venture funding from new investor Hyundai Motor Company.

SSenStone Inc. specializes in advanced cybersecurity solutions, particularly focusing on authentication technologies that enhance operational technology (OT) security. Their flagship product, the OTAC (One-Time Authentication Code), utilizes a unique single-use dynamic code system that addresses vulnerabilities associated with traditional password-based authentication methods. This solution optimizes security across various environments by providing secure identification and authentication of users and devices, particularly in industrial control systems and operational technology contexts. SSenStone’s product suite includes various solutions tailored for sectors such as finance, IoT, smart buildings, and automotive applications, catering to a diverse clientele including banks and technology companies. Their products are positioned in international markets, including Europe and Asia, reflecting their commitment to global cybersecurity needs.

SSenStone Inc. generates revenue primarily through a subscription-based model for their authentication solutions, which include licensing options for their proprietary algorithms, such as the 'Algorithm as a Service' (AaaS) model. Clients engage with SSenStone through partnerships that involve the integration of their technology into existing systems, leading to ongoing service fees and support agreements. The revenue structure consists of direct business-to-business transactions, with clients paying for customized solutions based on their specific needs, security requirements, and deployment scale. SSenStone’s offerings, including the OTAC and related solutions, are priced according to the complexity and service level required, ensuring that clients benefit from both immediate and long-term cybersecurity enhancement.

## Funding rounds

- Series A, Jun 20, 2018, $1.8M — Geon Investment, STIC Ventures
- Seed, Apr 5, 2016, $0M — SparkLabs Global Ventures

## Investors

- SparkLabs Global Ventures (https://capitalatlas.ai/funds/sparklabs-global-ventures) — Seed
- Geon Investment (https://capitalatlas.ai/funds/geon-investment) — Series A
- STIC Ventures (https://capitalatlas.ai/funds/stic-ventures) — Series A