Jiransecurity

Jiransecurity develops and supplies security software that protects corporate data, blocking spam and phishing emails, centralising document storage to prevent leaks, and securing employees' mobile devices.

Its customers range from large Korean enterprises to small and mid-sized businesses, and it also reaches the Japanese market through local partners. Listed on KOSDAQ, Korea's tech-focused stock exchange, the company's email security product is its longest-established line and anchors a broader suite that also covers document security, mobile security, and emerging threat response.