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Foursys

FOURSYS Kft.

Budapest, Hungary

Identity & AccessPenetration TestingOffensive SecurityData Protection
Founded 2011Serves Enterprise, SMB, Public Sector
Profile last updated: July 14, 2026

About

Founded in 2011, Foursys is a cybersecurity company based in Budapest, Hungary working in identity & access, penetration testing, offensive security +4 more.

Foursys Kft. is a Hungarian IT company founded in 2011 by Hungarian IT specialists. It offers IT operations support, IT security services and biometric security products. Its security services include penetration testing and vulnerability assessment, social engineering tests, ISO 27001 and CobiT audits, review and drafting of IT security policies, IT controls implementation, risk analysis, business continuity and disaster recovery planning, GDPR solutions, and staff security awareness training. It can also provide part-time or full-time information security officers. Its own biometric products include the GateKeeper access control system, LifePass identity verification, BS Login biometric Windows login, the Biokrypt encrypted email add-on and the StadiumGuard venue management system. The company also works with biometric technology from BioSec and resells Adobe Creative Cloud licences, mainly for the education sector. Foursys states that it is 100% Hungarian-owned and that it has applied ISO 27001:2013 since 2016.

Location

Budapest, Hungary

Founded

2011

Company type

Limited company

Legal name

FOURSYS Kft.

Registration

01-09-969588

VAT number

23522965-2-42

Focus areas

IT securitybiometric access controlpenetration testingISO 27001GDPRIT operations

Languages

HU

Services & products

Security domains

Identity & AccessPenetration TestingOffensive SecurityData ProtectionNetwork SecuritySecurity AwarenessGRC & Compliance

How they deliver

SoftwareHardwareConsultingProfessional ServicesManaged ServicesTrainingReseller

Products

GateKeeper

Biometric access control

Biometric physical access control system using vein recognition (1:1 and 1:N identification), integrated with Active Directory.

LifePass

Biometric identity verification

Personal identification solution that can integrate with existing systems or operate as a standalone identity system.

BS Login

Biometric login

Biometric Windows login solution that replaces passwords and secondary authenticators, integrating with Active Directory.

Biokrypt

Email encryption

Microsoft Outlook add-on for encrypting confidential email, with AES 256-bit or PKI-based encryption depending on version.

StadiumGuard

Physical access control

Integrated system for stadiums and large venues covering access control, ticketing, cashless payment and real-time entry analysis.

Customers

EnterpriseSMBPublic Sector

Industries served

FinanceInsuranceEducationSports & Entertainment

Compliance & partners

Compliance frameworks

ISO 27001CobiTGDPRHungarian Act L of 2013 on electronic information security

Technology partners

AdobeBioSec GroupBioSec Hungary Kft.

Credentials & affiliations

Certifications

ISO 27001:2013

People

Management & team (1)