VIET NAM CYSTACK JOINT STOCK COMPANY

VIET NAM CYSTACK JOINT STOCK COMPANY

Security Testing

Key Info

Summary

1 year of membership
Vietnam
Asia & Pacific
10-49 employees
CREST Accreditations & Specialisms
Penetration Testing
Company Certifications Awarded
ISO27001
ISO9001

About

CyStack is a leading cybersecurity company in Southeast Asia, trusted by enterprises and institutions worldwide – including government agencies, major banks, and top technology, fintech, and blockchain firms. Known for our credibility and real-world impact, we help secure some of the region’s most critical digital infrastructures. We deliver specialized products and services across 3 core areas: Security Testing & Assessment Data Protection Security Operations What sets CyStack apart is our rare combination of deep security expertise – spanning offensive and defensive security, threat intelligence, cryptography, and data protection – and strong software engineering capabilities in areas like attack surface management,… Read more

CyStack is a leading cybersecurity company in Southeast Asia, trusted by enterprises and institutions worldwide – including government agencies, major banks, and top technology, fintech, and blockchain firms. Known for our credibility and real-world impact, we help secure some of the region’s most critical digital infrastructures.

We deliver specialized products and services across 3 core areas:

Security Testing & Assessment
Data Protection
Security Operations

What sets CyStack apart is our rare combination of deep security expertise – spanning offensive and defensive security, threat intelligence, cryptography, and data protection – and strong software engineering capabilities in areas like attack surface management, endpoint security, and password/secrets management. This unique blend enables us to develop secure-by-design products and deliver services that are rooted in real-world needs, not just theory.

Our team of security experts has uncovered critical vulnerabilities in the products of global tech giants such as NASA, IBM, Microsoft, and HP, with our team recognized in their Halls of Fame. CyStack has also earned multiple tech excellence awards and is among the few Southeast Asian firms invited to speak at leading global cybersecurity conferences, including Black Hat USA, FIDO APAC, and XCon.

At CyStack, we combine world-class talent, proven impact, and a practical approach to cybersecurity – helping organizations stay secure in an increasingly complex digital world.

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Cybersecurity Focus

Security Testing (35%)
Managed Security Services (15%)
Security Operations (10%)
Threat Intelligence (8%)
Governance, Risk, and Compliance Advisory Services (7%)
Red Teaming (7%)
Application Security Services (7%)
Incident Management (3%)
Secure Design (3%)
Cybersecurity Training (2%)
Cyber Management (1%)
Cyber Assurance (1%)
Cybersecurity Maturity Assessment (1%)

Technical People
01-05
Delivery Model
Hybrid
On-site / Customer Premises
Remote / Off-site

Accreditations

CREST Security Testing - Penetration Testing Badge

At CyStack, we deliver world-class penetration testing services that go beyond traditional checklists. Our seasoned security experts simulate real-world attacks to uncover critical vulnerabilities before attackers can exploit them.

We test a wide range of systems – including web apps, APIs, cloud environments, mobile apps, and internal infrastructure – and follow globally recognized standards like MITRE ATT&CK, OWASP, and NIST. Our reports are also aligned with leading compliance frameworks such as ISO 27001, SOC 2, PCI-DSS, HIPAA, and GDPR.

What truly sets us apart is the CyStack Security Platform, a real-time system that shows vulnerabilities the moment they’re found – no more waiting weeks for a PDF report. We centralize all communication, task tracking, and fixes within the platform, ensuring faster remediation and full alignment between security and development teams. Our dashboards also turn technical risks into visual insights, empowering better decisions without complexity. We integrate seamlessly with your existing tools like Slack, Jira, and Trello, and provide audit-ready PDF reports, security certificates, and trust badges to boost your credibility with partners and customers.

With CyStack, you don’t just get a pentest – you get a trusted partner in proactive, transparent, and industry-aligned security.

Project Profile

Project Size

<£10k (80%)
£10k-£25k (10%)

Expertise & market focus

Target Sectors

Education (10%)
Energy (10%)
Financial Services (10%)
Government/Public Sector (10%)
Healthcare (10%)
Hospitality (10%)
Information Technology (10%)
Manufacturing (10%)
Telecommunications (10%)
Transportation and Logistics (10%)

Tech Focus

Web Applications & APIs (20%)
Endpoint & Operating Systems (20%)
Identity & Access Management (20%)
Network & Infrastructure Security (10%)
Mobile Applications (10%)
Cloud & Hybrid Environments (10%)
Industrial Control Systems / OT & SCADA (10%)

Partner Assured Services

Other 3rd Party Assured Services & Company Certification Awarded

ISO27001
ISO9001