Based in Croatia — delivering world-class IT security consulting, cryptographic infrastructure management, and identity management solutions powered by Entrust, Thales and SSH.com technologies. We are CISSP and CCSP certified by (ISC)² and we have EU/UE SECRET Clearance granted.
Key Technology Focus Areas
Sigma Seven delivers deep expertise across the most critical cybersecurity and networking technology domains.
Cybersecurity Consulting
Strategic guidance for assessing risk, designing secure architectures, and protecting digital assets from advanced threats.
HSM — Hardware Security Module
Secure key management and cryptographic operations using FIPS-validated hardware from Entrust and Thales such as Thales Luna and Entrust nShield 5c.
KMS — Key Management Service
Centralized, automated key lifecycle management ensuring compliance and operational security at scale using Thales Ciphertrust Manager.
PAM — Privileged Access Management
Controlling, monitoring, and auditing privileged accounts to prevent insider threats and lateral movement using SSH Privx solution.
Linux Administration
Expertise in Linux system administration, server management, and infrastructure to keep critical environments secure, reliable, and efficiently maintained.
F5 BIG-IP
Expertise in F5 BIG-IP load balancing, application delivery, and network security solutions to improve performance, availability, and protection for critical applications.
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Sigma Seven is an authorized partner of the world's most trusted cybersecurity vendors, bringing enterprise-grade technology to every engagement.

Sigma Seven is an authorized consulting and implementation partner for both Entrust and Thales in Croatia and the broader region.
ISC2 Certifications
Our team holds CISSP and CCSP certifications by (ISC)², demonstrating deep expertise in security architecture, cloud security, and enterprise cybersecurity best practices.
Get In Touch With Us

VAT ID (OIB)
HR37199726020
Our Location
Ivana Vencla 26D, 10290 Zapresic, Croatia
Managing Director
Stipe Svalina