About Us

4Securitas is Irish company specializing in cybersecurity automation and AI, and the developer of ACSIA (Automated Cybersecurity Interactive Application), a next generation automated cybersecurity monitoring and defence tool. 

ACSIA is a ‘post-perimeter’ security tool which complements a traditional perimeter security model. ASCIA resides at the Application or Data layer. Taking a Data-Centric approach, it monitors and protects the platforms (physical/Virtual Machine/Cloud/Container) which have been the targets of all major data breaches of recent times.  

4Securitas is an Enterprise Ireland backed company and a graduate of the New Frontiers program at the Synergy innovation centre at Technology University Dublin.

Our software of particular interest to companies in heavily regulated industries such as banking, FinTech, utility and energy sectors as well as government bodies.

We are strategic partners with ITRUST, headquartered in Toulouse, France and one of the EU's largest Cybersecurity firms. ITRUST have acquired a strategic stake in 4Securitas and have deployed ACSIA software in their managed security operations centre (SOC) environments. 


Our team has built and managed large infrastructures and managed security for Fortune 500 companies and government departments and has decades of experience in cybersecurity.

We are pioneers of Free Open Source Software, our technical team also develop and maintain BackBox Linux, one of the world's pre-eminent Linux Distributions focused on cyber security among other initiatives.

Stefan Umit Uygur
Stefan Uygur
Co-founder & CEO

Extremely motivated a Free Open Source Software evangelist with a great interest in sharing knowledge. Interested in working in a community environment where the knowledge have no boundaries. Experienced infrastructure analyst, designing and building large IT infrastructures, both on-premise and cloud environment. Decades of experience in Cybersecurity and promoter of real world of hacking and hacker culture and ethics.

Jack Nagle
Jack Nagle

Over 30 years experience in IT; Extensive Professional Services and consulting experience in Europe and North America, primarily in the area of Security systems. Key team member in the acquisition and deployment of numerous large IT projects; particular experience in the Public Sector. Equally comfortable with both the technical and commercial. Qualifed ISO 27001 Auditor. Lecturer on Postgraduate Programmes in Dublin City University Business School.

Donal Kerr
Donal Kerr
​Co-founder & COO

Qualified lawyer and business builder adept at providing strategic and regulatory counsel and issues management on a cross-company level. General management and leadership experience in high growth technology firms. Functional expertise in sales, marketing, operations, product, legal, strategy, and comms. 

Member of Boston College/US State Dept. 'Strengthening Cybersecurity' Program for cybersecurity leaders from North and South of Ireland.

John Long
Strategic Partnerships

With 35 years’ experience in the IT industry, John previously worked with Digital Equipment Corp and was a founding member of Sabeo Technologies in 2000 with the roles of CTO and Business Dev Manager. He has a reputation for building successful organisations that deliver technical excellence based on Open Source technologies.

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