SOOSAN INT Co., Ltd. is a South Korea-based cybersecurity and telecommunications software company primarily engaged in the development and provision of network traffic analysis, web security, and data protection solutions. Founded in 1998 and headquartered in Seoul, South Korea, the company operates as an affiliate of the Soosan Group and serves enterprise clients, government agencies, financial institutions, and telecommunications service providers across South Korea and international markets.
The company's core product and service portfolio comprises network security appliances, endpoint protection software, and telecom value-added services: ePrism SSL VA, an enterprise SSL/TLS traffic visibility and decryption appliance designed to inspect encrypted network traffic without latency; eWalker SWG, a secure web gateway and web filtering platform that controls internet access and blocks malicious or non-business web destinations; eWalker DLP, an internal data loss prevention solution that monitors and restricts unauthorized data exfiltration across network channels and endpoint peripherals; eWalker VDR, a secure virtual data room for confidential business document collaboration; eReD HyperFilter, a high-performance network filtering and packet inspection system; and mobile security services, including mobile device management, parental control, and mobile web filtering applications provided in partnership with major South Korean telecommunications operators such as SK Telecom, KT, and LG Uplus. The company also provides security integration, systems maintenance, and technical consulting services.
In recent operational and strategic developments, SOOSAN INT has accelerated its transition toward cloud security and Zero Trust Network Access (ZTNA) architectures. The company has upgraded its core product line with artificial intelligence-driven threat analysis capabilities and launched high-capacity SSL visibility appliances capable of processing 100Gbps network environments. Additionally, SOOSAN INT has expanded its Security-as-a-Service (SECaaS) business model through strategic collaborations with domestic cloud service providers and public sector distribution channels, strengthening its procurement presence on the Korea Public Procurement Service marketplace to meet expanding enterprise and government demand for cloud-based security infrastructure.