Tatum security is a cloud security posture management platform, headquartered in Seocho, South Korea, founded in 2020.
| Date | Round | Amount | Investors |
|---|---|---|---|
| 2025-12-31 | Series A | Undisclosed | Samsung Venture Investment, SJ Investment Partners |
| 2022-11-01 | Series A | $2.3M | AhnLab, Korea Investment Partners, Lighthouse Combined Investment, Hana Ventures |
| 2022-01-01 | Growth Stage | Undisclosed | Hana Ventures |
Data from The Signal by Return on Security — cybersecurity funding, M&A activity, and company intelligence.