CYTUR Raises $3.4M Series A

CYTUR, a maritime cybersecurity company based in South Korea, has raised $3.4 million in a Series A funding round. The company specializes in ship cyber threat modelling and security verification technologies to protect commercial and naval vessels.

Investors

The funding round included participation from STIC Ventures and Jones & Rocket, as well as follow-on investment from Sunbo Angel Partners.

CYTUR Use of Funds

CYTUR plans to use the capital to recruit maritime and defence cybersecurity talent, improve its ship cyber threat modelling and security verification technologies, expand its naval Maintenance, Repair, and Overhaul (MRO) and defence cybersecurity business, and enter overseas shipbuilding markets including the United States, Japan, and Singapore.

About CYTUR

Founded in 2016, CYTUR is led by Chief Executive Officer Jo Yong-Hyun. The company provides maritime cybersecurity solutions, including design-stage threat modelling and ship-lifecycle security, in compliance with international regulations such as IACS UR E26 and E27.

Funding Details

Company Website: https://cytur.net

Company: CYTUR
Raised: $3.4M
Round: Series A
Funding Date: June 30, 2026
Additional Investors: STIC Ventures, Jones & Rocket, Sunbo Angel Partners
Software Category: Cybersecurity
Source: https://smartmaritimenetwork.com/2026/06/30/maritime-cyber-firm-cytur-closes-3-4m-funding-round/