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Find a Pentest Company in Belgium

There are 71 penetration testing companies in Belgium. 73% are small firms (50 or fewer employees) and 27% are larger organizations.

N0B0T Ethical Hacking Team

N0B0T Ethical Hacking Team

Advanced Threat Simulations
Antwerpen, Belgium 2 employees

Cybersecurity startup specializing in penetration testing, social engineering, physical breaches, and cyber attack simulations; 2 employees, founded 2017, headquartered in Antwerpen, Belgium; focuses on ethical hacking to reveal security exposures.

Penetration Testing
Threat Simulations
Social Engineering
+1 more
CYBERXPERT

CYBERXPERT

Network and Vulnerability Test...
Brussels, Belgium 2 employees

CyberXpert is a Belgium-based private cybersecurity firm specializing in computer and network security services, including penetration testing, audits, and vulnerability assessments; with 2 employees, founded in 2020, headquartered in Brussels, Belgium, serving both public and private sectors with a focus on security audits, testing, and strategy development.

Security Audits
Vulnerability Testing
Cyber Strategy Definition
+5 more
Spinae

Spinae

Industrial Control Systems and...
Ghent, Belgium 13 employees

Spinae is a Belgian cybersecurity firm specializing in OT and IT security, including penetration testing and industrial control system security; 7 employees with 85.7% YoY growth, founded in 2019, based in Ghent, Belgium, and adheres to standards like ISO/IEC 27001 and IEC 62443.

Asset Inventory
Vulnerability Scanning
Security Penetration Tests
+5 more
MME  |  Security Audits & Training

MME | Security Audits & Training

Web Application Testing
Belgium 46 employees

Cybersecurity company specializing in security audits, penetration testing, ethical hacking, and security training; founded in 2010 with 12 employees in Belgium. Focuses on open communication about cyber risks, offering services like vulnerability assessments, forensic investigation, and secure web development. Web presence includes 3,397 monthly visits and a global rank of #5,173,356.

Security Audits
User Awareness
Penetration Testing
+5 more
Crimson7

Crimson7

Threat-Led Red Teaming
Zaventem, Belgium 9 employees

Cybersecurity company specializing in attack intelligence, security operations, and penetration testing; 5 employees with 80% YoY growth; headquartered in Zaventem, Belgium.

Penetration Testing
Red Team Exercises
Purple Team Exercises
+3 more
Gremwell

Gremwell

Web Application Testing
Belgium 3 employees

Cybersecurity company specializing in penetration testing, ethical hacking, vulnerability assessments, and security reviews; 3 employees, founded 2010, headquartered in Belgium near Brussels; offers web application security testing and serves clients in Belgium and abroad.

Penetration Testing
Ethical Hacking
Vulnerability Assessments
+5 more
Intigriti

Intigriti

Crowdsourced Penetration Testi...
Antwerpen, Belgium 634 employees

Intigriti NV is a Belgium-based cybersecurity firm specializing in crowdsourced security, bug bounty programs, and penetration testing services; 424 employees with 32.1% YoY growth, $7.3M annual revenue, and $27.2M in total funding. Founded in 2016 and headquartered in Antwerpen, it is Europe's leading bug bounty platform, enabling large organizations to proactively identify and remediate security vulnerabilities.

Bug Bounty
Pentest As A Service
Managed Vulnerability Disclosure Program
+1 more
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Fox&Fish Cyberdefense

Fox&Fish Cyberdefense

Network and Infrastructure Pen...
Aarschot, Belgium 4 employees

IT services and cybersecurity consulting firm based in Aarschot, Belgium; specializes in penetration testing, cyber defense, and cybersecurity audits; 4 employees with 33.3% YoY growth; active in cybersecurity awareness, phishing simulations, and ethical hacking.

Cybersecurity Audits
Risk Analysis
Penetration Testing
+5 more
Alternatives Théâtrales

Alternatives Théâtrales

Belgium 10 employees

Belgian publishing company specializing in performing arts publications; offers penetration testing, offensive security, vulnerability assessments, and security consulting services; 6 employees (+42.9% YoY growth), founded 1979, based in Belgium, with 1,300 monthly website visits and ranked #9,134,105 globally.

Publishing
Editing
Distribution Of Performing Arts Magazine
Safepoint

Safepoint

Application Penetration Testin...
Zoutleeuw, Belgium 6 employees

Safepoint is a Belgian-based IT services and consulting company specializing in cybersecurity and compliance, with 3 employees and founded in 2020. They focus on penetration testing, vulnerability management, and cloud security, offering applicative penetration tests for web, mobile, client-server apps, and APIs. The company emphasizes quality expertise and operates from Zoutleeuw, Belgium.

Vulnerability Management
Penetration Testing
Assessment Services
+5 more
Cresco Cybersecurity

Cresco Cybersecurity

Penetration Testing and Red Te...
Luxembourg 19 employees

Cybersecurity company specializing in penetration testing, ethical hacking, and security assessments; 13 employees with 26.7% YoY growth; founded 2020; based in Brussels, Belgium; offers red team, blue team, phishing, awareness training, and security transformation services.

Cybersecurity Assessments
Penetration Testing
Red Teaming
+5 more
Aikido Security

Aikido Security

AI-Powered Pentesting
Belgium 159 employees

Aikido Security is a Belgium-based private software development firm founded in 2022, specializing in security solutions including penetration testing and attack testing platforms; 95 employees with 218% YoY growth, $700K annual revenue, and $24.6M in total funding. The company is trusted by over 50,000 organizations and operates in categories such as security, DevSecOps, SAST, and cloud security.

Penetration Testing
AI Pentesting
Static Code Analysis
+5 more
Abrahax

Abrahax

Infrastructure and Web Applica...
Scherpenheuvel, Belgium 2 employees

IT services and consulting firm specializing in cybersecurity; provides penetration testing, security management, and risk mitigation services; 2 employees; headquartered in Scherpenheuvel, Belgium; domain abrahax.be reflects Belgian base.

Penetration Testing
Ethical Hacking
REDSYSTEM

REDSYSTEM

Offensive Security and Red Tea...
Froyennes, Belgium 12 employees

Cybersecurity company based in Froyennes, Belgium, specializing in offensive security and penetration testing; 10 employees, founded in 2020, with a focus on vulnerability assessment, emergency response, and attack surface reduction.

Technical IT Audit
Vulnerability Analysis
Penetration Testing
+3 more
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BOSSIT - Ethical Hacking

BOSSIT - Ethical Hacking

Web Application Testing
Bornem, Belgium 3 employees

IT services and cybersecurity firm based in Bornem, Belgium; specializes in penetration testing, vulnerability scanning, and security awareness with 2 employees, founded in 2013. Offers web application pentests, external pentests, and pentest as a service, serving a niche market with 1,157 monthly visits and a global rank of #9,621,276.

Vulnerability Scanning
External Pentest
Internal Pentest
+5 more
INVADE

INVADE

Web Application Testing
Brussels, Belgium 4 employees

Cybersecurity firm specializing in penetration testing; provides comprehensive security assessments including web, mobile, IoT, and hardware testing; 2 employees; Brussels, Belgium; Founded in Belgium; Focused on proactive vulnerability identification and adversary emulation.

Web Application Security
Mobile Application Security
Iot Hardware Security
+3 more
The Security Factory

The Security Factory

Ethical Hacking and Penetratio...
Belgium 27 employees

IT services and cybersecurity company specializing in penetration testing, red team exercises, and security training; 20 employees, founded 2012, headquartered in Belgium; offers expertise in social engineering, phishing, and secure software, with active social media presence and competitive positioning in the Belgian cybersecurity market.

Penetration Testing
User Awareness Training
Comrado

Comrado

Web Application Testing
Brussels, Belgium 7 employees

Cybersecurity company specializing in penetration testing and security assessments; 3 employees with 16.7% monthly and yearly growth; based in Brussels, Belgium; offers proactive security solutions including threat intelligence, compliance, and cloud security.

Penetration Testing
Security Audits
Vulnerability Assessment
Syber

Syber

Network Security
Belgium 5 employees

IT services and consulting company specializing in cybersecurity; founded in 2020, based in Belgium, with 5 employees and +150% YoY growth. Provides penetration testing, vulnerability management, MDR, compliance, and dark web monitoring.

Penetration Testing
Vulnerability Management
Compliance Automation
ironPeak

ironPeak

Mobile and Web Penetration Tes...
Belgium 5 employees

Cybersecurity consulting firm specializing in penetration testing, code and app security, and risk assessment; founded in 2017 in Belgium, with 4 employees and 66.7% YoY growth; offers services in web/mobile pentest, cloud security, and vendor security; small but rapidly growing team with active online presence.

Penetration Testing
Security Architecture
Risk Management
+5 more
SecWise

SecWise

Cloud Pentesting
Heverlee, Belgium 41 employees

Cybersecurity and IT services company specializing in penetration testing, cloud security, and end-to-end security strategies; 24 employees; founded 2018; headquartered in Heverlee, Belgium; Belgium-based with a Belgian domain; recognized as Belgium’s largest Microsoft Security team and #1 Microsoft Gold Security Partner in BeLux.

Cloud Security
OT/ICS Security
Managed Security Services
+3 more
Nomios

Nomios

Comprehensive Penetration Test...
Belgium 18 employees

Cybersecurity company providing penetration testing services; based in Zaventem, Belgium with a registered address at Excelsiorlaan 89, 1930 Zaventem. The company specializes in security assessments and network solutions for enterprises and public sector clients.

Penetration Testing
Security Assessments
Network Security
+4 more
CyberMinute

CyberMinute

Odoo Security Testing
Brussels, Belgium 6 employees

CyberMinute is a Belgium-based IT services and cybersecurity consulting firm specializing in penetration testing, security assessments, and risk management; with 7 employees, 20% YoY growth, founded in 2019, headquartered in Brussels, and delivering qualitative cybersecurity advice.

Cybersecurity Consulting
ISO 27001 Implementation Coaching
NIS 2 Compliance Guidance
+4 more
Cyberplan

Cyberplan

Application and Infrastructure...
Belgium 22 employees

Belgium-based cybersecurity firm specializing in penetration testing services; offers application and infrastructure pentests to identify vulnerabilities through simulated cyberattacks; headquartered in Oostkamp, Belgium.

Cybersecurity Audits
Pentesting
Phishing Simulations
+1 more
ACEN

ACEN

Application and Network Penetr...
Kontich, Belgium 72 employees

IT services and consulting company specializing in cybersecurity, including penetration testing; 50 employees with 28.6% YoY growth; based in Kontich, Belgium; offers application security and assessment services.

Security Advisory
Security Operations And Monitoring
Secure Working
+2 more
Approach Cyber

Approach Cyber

Ethical Hacking
Mont-Saint-Guibert, Belgium 79 employees

Cybersecurity and privacy service provider based in Mont-Saint-Guibert, Belgium; offers penetration testing, ethical hacking, and comprehensive cybersecurity solutions; 65 employees, founded 2001, with a focus on building digital trust and protecting data.

Phishing And Awareness
Governance Risk And Compliance
Privacy And Data Protection
+5 more
CORONA PRINT

CORONA PRINT

Physical Access Testing
Brussels, Belgium 5 employees

CORONA PRINT is a security systems services company specializing in access control solutions, RFID technology, and card printing; with 3 employees, founded in 1982, based in Brussels, Belgium, and offering physical access penetration testing services.

RFID Cards
Card Readers
Access Control Systems
+1 more
Krypta

Krypta

Technical Security Audits and ...
Belgium 2 employees

Belgian-based cybersecurity firm specializing in sovereign cybersecurity solutions; offers penetration testing, security audits, architecture reviews, and compliance assessments for RGPD, NIS2, and DORA; operates from a Belgian headquarters.

Penetration Testing
Security Audits
Architecture Reviews
+5 more
Soteria - Cybersecurity

Soteria - Cybersecurity

IT and OT Cybersecurity Penetr...
Belgium 3 employees

Belgium-based cybersecurity firm headquartered in Ghent; specializes in IT & OT cybersecurity for production companies and SMEs. Offers security audits, penetration testing, and cyber awareness programs, with a focus on industrial and enterprise system protection.

Security Audits
Penetration Testing
Cyber Awareness
+1 more
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Claireity consulting

Claireity consulting

Black-box and External Vulnera...
Belgium 3 employees

Cybersecurity consulting firm based in Belgium; specializes in penetration testing, external vulnerability assessments, and black-box security approaches; 3 employees, founded 2019, +50% YoY growth, active in cybersecurity, cloud, and compliance services.

Penetration Testing
Cybersecurity Managed Services
Cybersecurity Software
+2 more
Security Taskforce

Security Taskforce

Infrastructure Security
Belgium 8 employees

Security Taskforce is an IT services and consulting firm based in Belgium, specializing in cybersecurity and infrastructure security. The company explicitly offers PenTest services to improve security and detect vulnerabilities, with 8 employees and a 10% yearly growth.

Penetration Testing
IT Infrastructure Security
Cybersecurity
NVISO Security

NVISO Security

Web, Mobile, API, and Embedded...
Brussels, Belgium 323 employees

Cybersecurity company specializing in penetration testing, digital forensics, incident response, malware analysis, and threat hunting; 252 employees with 7.7% YoY growth; based in Brussels, Belgium; founded in 2013; active in security testing and research.

CISO As A Service
Cloud Security
Penetration Testing
+5 more
Benijah Consulting

Benijah Consulting

Internal and External Penetrat...
Belgium 6 employees

Cybersecurity consulting firm headquartered in Brussels, Belgium; specializes in penetration testing services, explicitly offering 'Penetration tests' as part of cybersecurity audits and pentest solutions.

Cybersecurity Solutions Integration
Operational Technology Cybersecurity
Cybersecurity Audits And Pentests
+2 more
Privatum

Privatum

Ethical Hacking and Vulnerabil...
Belgium 17 employees

Privatum NV is a cybersecurity consultancy based in Hasselt, Belgium, providing penetration testing, audits, governance, and training services; explicitly offers ethical hacking and authorized penetration testing, showcasing expertise in simulated attack testing and vulnerability assessments.

Penetration Testing
Ethical Hacking
Security Audits
+5 more
Netcure

Netcure

System and Network Penetration...
Belgium 9 employees

Belgian cybersecurity firm based in Zaventem; provides penetration testing services with explicit mention of conducting simulated cyberattacks to assess security; registered under BE 0459.551.653, emphasizing independent security expertise.

Penetration Testing
Cybersecurity Solutions
Microsegmentation
+3 more
CyberSynergy360

CyberSynergy360

Social Engineering Testing
Brussels, Belgium 4 employees

CyberSynergy360 is a private Information Services company based in Brussels, Belgium, with 4 employees, founded in 2025. They specialize in cybersecurity strategy, organizational change, and penetration testing services such as phishing simulations and social engineering tests, emphasizing a comprehensive 360° approach to cyber security.

Penetration Testing
Cyberattack Simulation
Security Awareness
+1 more
3TS Cyber Security

3TS Cyber Security

Network Security Testing
Belgium 1 employees

Belgium-based cybersecurity firm specializing in penetration testing services; located at Rue du Couvent 3, 1360 Perwez, with BCE registration 0805449891 and VAT number, supporting its Belgian registration and operations. Offers comprehensive security solutions including pentest services, as evidenced by dedicated service sections.

Governance
Risk Assessment
Security Audits
+3 more
Cyberplan

Cyberplan

Application and Infrastructure...
Belgium 22 employees

Belgian cybersecurity company specializing in penetration testing services; offers application and infrastructure pentests with simulated attacks to identify vulnerabilities. Focuses on proactive security strategies including audits, training, and risk management.

Cybersecurity Audits
Application Pentest
Infrastructure Pentesting
+2 more
Aurify

Aurify

Cloud Pentesting
Antwerp, Belgium 35 employees

IT services and consulting company specializing in secure cloud solutions for fintech and regulated industries; based in Antwerp, Belgium, with 24 employees and 150% YoY growth. Aurify explicitly offers penetration testing and vulnerability assessments as part of its security offerings, emphasizing security and compliance.

Cloud Architecture And Migration
Cloud Management And Security
Penetration Testing
+4 more
Network-it BV

Network-it BV

Network Security
Belgium 20 employees

Belgium-based IT services provider headquartered in Mechelen; offers penetration testing, vulnerability analysis, 24/7 network monitoring, and incident response, with a focus on security audits for SMEs.

Penetration Testing
Vulnerability Analysis
24/7 Network Monitoring
+5 more
Nano It Cybersecurity

Nano It Cybersecurity

Internal and External Penetrat...
Belgium 5 employees

Belgium-based cybersecurity firm specializing in penetration testing services; offers 'Test d’intrusion' and 'Pentesting' to identify system vulnerabilities; headquartered in Brussels, Belgium.

Penetration Testing
Web Application Pentesting
Disaster Recovery Plan
+4 more
Uptime Security

Uptime Security

Network Security
Belgium 235 employees

Belgium-based cybersecurity firm specializing in high-end, tailored cyber defense solutions; offers penetration testing services; headquartered in Kontich, Belgium, with local contacts and official address.

Cybersecurity Strategy Advisory
Tailored Cyber Defense Solutions
Real-time Monitoring
+2 more
CyberSecurityPro

CyberSecurityPro

Web Application Testing
Belgium 1 employees

Belgian cybersecurity company based in Genk; provides penetration testing, security audits, and ethical hacking services; domain registered in Belgium; offers security awareness training.

Penetration Testing
Security Audits
Ethical Hacking
+4 more
TALENT-IT

TALENT-IT

Active Penetration Testing
Antwerp, Belgium 98 employees

Belgian IT services and consulting firm specializing in IT support, talent placement, and penetration testing; 55 employees, founded 2007, $28.3K annual revenue, active in cybersecurity testing with explicit pentest services, based in Antwerp.

Software Development
Software Testing
Penetration Testing
+3 more
spotit

spotit

Network Security Penetration T...
Merelbeke, Belgium 107 employees

Cybersecurity company specializing in computer and network security; offers penetration testing, ethical hacking, security consulting, and threat intelligence services. Based in Merelbeke, Belgium, with 73 employees (+16.3% YoY growth), founded in 2014. Recognized for strategic security architecture and long-term customer relationships; 2,538 monthly website visits, global rank #5,708,381, employer rating 3.1/5 based on 3 reviews.

Managed Network Operations Center (noc)
Managed Security Operations Center (soc)
Penetration Testing
+5 more
Michiel Evers

Michiel Evers

Web Application Testing
Belgium 1 employees

Belgian-based cybersecurity consultant specializing in penetration testing; offers security assessments for systems and applications with over 7 years of experience, registered at Bieststraat 243/11, 3550 Heusden-Zolder.

Web Applications
API
Source Code Review
+3 more
clipeum

clipeum

IT and ICS/OT Penetration Test...
Belgium 3 employees

Belgian private information services company founded in 2018 with 1 employee; specializes in privacy, information security, compliance, risk management, and training; offers penetration testing, ISO 27001 compliance, ITGC testing, SAP governance, and security training; explicitly provides penetration testing services involving ethical hacking to identify vulnerabilities.

Privacy Services
GDPR Compliance
DPO Services
+5 more
CyberAudit

CyberAudit

External and Internal Penetrat...
Belgium

Belgium-based cybersecurity firm specializing in penetration testing services; offers external/internal testing, PCI, web app, and network segmentation assessments. Operates from Brussels, with a focus on comprehensive security evaluations.

External Penetration Testing
Internal Penetration Testing
Pci Penetration Testing
+2 more
Jvit.be

Jvit.be

Purple Teaming and Pentesting
Belgium 4 employees

Belgian cybersecurity firm headquartered in Zonhoven; offers penetration testing, Red Teaming, and cybersecurity consulting services; registered in Belgium with BE 0789.693.232 and located at Mommersbosweg 41, 3520 Zonhoven.

Penetration Testing
Red Teaming
Cybersecurity Consulting
+5 more
Davinsi Labs

Davinsi Labs

Penetration Testing & Adversar...
Belgium 100 employees

Belgium-based cybersecurity firm specializing in penetration testing and adversary simulations; explicitly offers pentest services confirmed by multiple sources; headquartered in Antwerp, Belgium.

Penetration Testing
Adversary Simulations
Security Intelligence
+5 more
CETIC

CETIC

Cyber-Physical Systems Testing
Belgium 54 employees

Belgium-based applied ICT research center specializing in cybersecurity; offers penetration testing, vulnerability analysis, and automated security testing for cyber-physical systems; headquartered in Charleroi with additional sites in Libin; officially registered in Belgium (BE 0474 549 932).

Penetration Testing
Vulnerability Analysis
Automated Security Testing For Cyber-physical Systems
+2 more
VanRoey

VanRoey

Web Application Security Testi...
Turnhout, Belgium 221 employees

Belgian IT services and consulting company specializing in ICT solutions, cybersecurity, and penetration testing; 160 employees, $30.5M revenue, founded 1993, based in Turnhout, Belgium; active in ethical hacking, security testing, and ICT infrastructure.

Managed IT Services
Expertise Services
Security Operations Center
+5 more
Easi

Easi

Cloud Pentesting
Belgium 802 employees

Easi is a Belgian private IT company founded in 1999, with 546 employees and $358.6K annual revenue, specializing in cloud, security, and software solutions for the mid-market. It offers management applications, professional cloud and security services, and IT infrastructure management, with explicit penetration testing services performed by certified ethical hackers. Easi recently acquired Quendra and maintains a web presence with 45,429 monthly visits, ranking #698,095 globally.

Accounting & Financial Management
Field Sales Enablement
Customer Service Solution
+5 more
Procsima-Group

Procsima-Group

Infrastructure and Endpoint Se...
Belgium 2 employees

Cybersecurity firm based in Mont-Saint-Guibert, Belgium; over 20 years of experience; acquired by Easi in October 2023; provides penetration testing, security awareness training, incident response, and governance services.

Penetration Testing
Security Awareness Training
Incident Response
+5 more
It1

It1

Network Security and Vulnerabi...
Belgium 50 employees

Belgian ICT services provider specializing in managed security solutions; offers penetration testing and vulnerability scanning through It1 Sentinel Vulscan; headquartered in Dendermonde, Belgium, with corporate registry references from RPR Gent.

Managed Security Solutions
Penetration Testing
Vulnerability Scanning
+5 more
Tekgenx Consulting Srl

Tekgenx Consulting Srl

Web, Network, and Cloud Pentes...
Belgium 11 employees

Belgium-based cybersecurity firm headquartered in Brussels; offers penetration testing (web, network, cloud), secure software development, and network virtualization services; explicitly emphasizes real-world scenario simulation in pentest offerings.

Penetration Testing
Secure Software Development
Network Virtualization
+5 more
xameco

xameco

Red Team Penetration Testing
Belgium

Belgium-based cybersecurity consulting firm specializing in security assessments, incident handling, and penetration testing (Red Team); located in Chastre-Villeroux-Blanmont, with a focus on protecting assets and improving security posture.

Incident Handling
Threat Intelligence
Forensics
+5 more
Vlaamse overheid

Vlaamse overheid

Application and Infrastructure...
Brussels, Belgium 5803 employees

Belgian government agency providing policy, information, and cybersecurity services; employs 2,729 staff with 3.8% annual growth, $2M revenue; offers penetration testing and ethical hacking services to assess and enhance digital security.

Penetration Testing
Ethical Hacking
Digital Security Support
+2 more
Butterfly&CO

Butterfly&CO

Braine-l’Alleud, Belgium 12 employees

Belgian business consulting and services company specializing in organizational transformation, human-centric approaches, and digital solutions; 7 employees, founded 2011, headquartered in Braine-l’Alleud, Belgium. Offers cybersecurity, coaching, digital transformation, change management, and penetration testing services; 1,109 monthly website visits, global rank #10,445,588.

Business Consulting
Organizational Transformation
Coaching
+3 more
PwC Belgium

PwC Belgium

Threat-Led Penetration Testing
Diegem, Belgium 1689 employees

PwC Belgium is a private accounting and professional services firm headquartered in Diegem, Belgium, with 1,293 employees and a -5.2% YoY growth. The company offers audit, tax, consulting, legal, and HR services, and explicitly provides penetration testing, including Threat-Led Penetration Testing, Managed Penetration Testing, and AI Red Teaming, highlighting its capabilities in offensive security.

Threat-led Penetration Testing
Managed Penetration Testing Services
Offensive Security
+4 more
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Safebyte

Safebyte

Simulated Hacker Attack Testin...
Belgium

Belgian cybersecurity firm based in Ypres; provides cybersecurity audits and penetration testing services, explicitly describing their pentest as simulating hacker attacks to identify vulnerabilities.

Cybersecurity Audits
Pentesting
Phishing Simulations
SeQR-Byte

SeQR-Byte

Web Application Testing
Belgium 10 employees

Belgium-based cybersecurity firm specializing in penetration testing, cloud audits, and security consultancy; confirmed by Belgian registration details and explicit service offerings including web pentesting.

Penetration Testing
Cloud Audits
User Awareness
+5 more
Qualisys

Qualisys

Active Directory Penetration T...
Belgium

Belgian cybersecurity company specializing in penetration testing; offers external and internal intrusion tests with a free initial assessment; located in Brussels, Belgium.

Security Management
Source Code Audit
External Penetration Testing
+5 more
PT

Panoply Tech

Infrastructure Penetration Tes...
Belgium 11 employees

IT consultancy firm based in Flanders, Belgium; specializes in full-stack solutions, security research, and audits; explicitly offers penetration testing services on its Security page; serves serious businesses and individuals; current projects include a cryptocurrency chart platform with over 45,000 monthly users.

Full-stack Solutions
Security Research
Security Audits
+1 more
Belgacom Center

Belgacom Center

Infrastructure and Network Sec...
Belgium 71 employees

Belgacom Center is a Belgian telecommunications provider with 71 employees and +10.9% YoY growth; offers network, mobile, internet, and TV services across Belgium. They provide penetration testing and vulnerability management services, supported by Proximus NXT's ethical hacking team, emphasizing security testing capabilities.

Internet Services
Mobile Services
Phone Services
+5 more
SiSEC

SiSEC

Blackbox and Whitebox Penetrat...
Belgium

Belgium-based IT and network security consulting firm; offers penetration testing (Blackbox, Whitebox, physical, social engineering), security advice, and incident response; headquartered at Rue Des Paysagistes 30, 1160 Auderghem, Belgium.

Security Advice
Network Security
Incident Handling
+5 more
Appsys Ict Group

Appsys Ict Group

Network Security
Belgium 49 employees

Belgium-based IT services company specializing in cybersecurity, penetration testing, and managed IT solutions; headquartered in Houthalen-Helchteren with Belgian registration number BE 0844.080.241; offers security audits, MDR/SOC, cloud services, and IT management.

Management & Support
Security
Cloud
+5 more
VDAB

VDAB

Infrastructure, Application, a...
Belgium 3545 employees

Belgium-based employment agency headquartered in Brussels; provides job placement and employment services; demonstrates penetration testing capabilities through explicit senior pentest job postings, indicating internal or client-facing security assessment services.

Employment Services
Job Placement
Vocational Training
+2 more
Egov Select

Egov Select

Ethical Hacking and Penetratio...
Belgium 345 employees

Belgium-based IT services and consulting company with 248 employees and 14.6% YoY growth; specializes in social media, IT recruitment, and government IT solutions; explicitly provides penetration testing (pentest) services, including post-test support, as evidenced by multiple job postings and service descriptions.

IT Recruitment
ICT Staffing For Federal Government
Penetration Testing
+2 more
Exabyte BV

Exabyte BV

Network Security
Belgium 2 employees

Belgian IT company specializing in cybersecurity, including penetration testing and security audits; headquartered in Belgium with a focus on enhancing client security through simulated attack testing.

IT Consultancy
Network Management
Cloud Services
+5 more
BDO

BDO

Corporate Network and Applicat...
Brussels, Belgium 50799 employees

Private accounting firm headquartered in Brussels, Belgium, with 9,802 employees and $14B annual revenue; operates in 166 countries with 1800 offices; offers professional services including audit, advisory, tax, and security testing such as penetration testing; employs a workforce experiencing a 24.3% YoY decline; known for quality and technology-driven solutions.

Accounting
Auditing
Tax Services
+5 more