Jiransecurity
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
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.
Summary is AI-generated and may contain errors · figures from DART filings
Jiransecurity was spun off from Jiransoft's security division and later expanded by acquiring information-security consultancy SSR.
Jiransecurity in five facts
What does Jiransecurity do?
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.
Where is Jiransecurity listed and in which sector?
Jiransecurity (Korean name: 지란지교시큐리티) trades under KRX code 208350 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Information Technology sector, Software.
How large is Jiransecurity?
Its market capitalisation was US$16.5M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Jiransecurity's latest annual revenue and operating profit?
For fiscal year 2025, Jiransecurity reported revenue of US$29.4M, operating profit of US$1.9M and net income of US$667.1K, per its annual report on DART (data retrieved from DART on 2026-09-05). Revenue was up 14.1% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-05
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, converted from won at 1 USD ≈ ₩1,325 (2026-10-21 close)
- Company data updated
- 2026-10-21
- Company summary
- AI-generated from filings; may contain errors. Information only, not investment advice.
- Treasury share trust terminated: results reportSep 23
- [Amended] Half-year report (2026.06)Sep 15
- Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Jiransecurity reported consolidated results for FY2025: revenue of US$26.8M (+13.8% year on year), operating profit of US$1.65M (+73.4% year on year) and net income of US$841K (from a loss a year earlier).
Earnings · Feb 2