Securing (SecuRing)
Poland's longest-running independent pen testing firm with 50+ consultants. Specialises in application security, cloud testing, and red teaming.
Featured in: Best Red Teaming Companies
Last verified: Sept 2026
Key facts
- Holds ISO 27001 accreditation.
- Founded in 2003.
- Headquartered in Kraków, Poland.
- Team of 51-200 security professionals.
- Delivers 8 penetration testing services.
- Serves clients in Europe.
- Specialises in Adversary Simulation, Active Directory Security, and Cloud-Native Security.
- Compliance expertise across GDPR, NIS 2, ISO 27001, and PCI DSS.
About
Securing, formerly SecuRing, is one of Poland's oldest independent penetration testing firms, founded in 2003 and based in Kraków and Warsaw. With over 50 security consultants, the company focuses exclusively on security testing.
Accreditations
ISO 27001
Services
Web Application Penetration TestingNetwork Penetration TestingMobile App Penetration TestingCloud Penetration TestingAPI Penetration TestingRed Teaming
+ Also offers 2 more services
Methodologies
OWASPNISTPTES
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