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Vietnam’s digital economy is booming — and so are cybersecurity risks. As businesses expand across cloud, eCommerce, and fintech, demand for trusted cybersecurity companies has surged.
This 2025 guide highlights the best cybersecurity companies in Vietnam, from local leaders like Sosene to established players such as Viettel Cyber Security and CMC Cyber Security. Whether you need penetration testing, managed security, or compliance consulting, these providers help protect your digital assets and ensure regulatory readiness.
Key Takeaways
- Vietnam ranks Tier 1 in Asia for cybersecurity readiness (ITU Global Index 2024).
- Businesses must comply with Decree 13/2023 on personal data protection.
- Top services: Penetration testing, SOC/MDR, cloud security, compliance audits.
- Leading vendors include Sosene, Viettel, CMC, FPT, CyStack, VSEC, and CyRadar.
Further Reading
Top Cybersecurity Companies in Vietnam
1. Sosene – Rising but Reliable Contender for SMBs & Mid-Market
Overview:
Sosene is one of the fastest-growing cybersecurity companies in Vietnam, specializing in practical, remediation-first testing. Sosene focus: help businesses fix vulnerabilities quickly instead of just reporting them.
Core services:
- Endpoint Security: Safeguard your users’ endpoints across all devices, from desktops to mobiles, and mitigate the risk of breaches affecting your organization.
- Network Security: Protect your office network by integrating people, processes, and technology to address advanced threats, supported by 24/7/365 assistance.
- Cloud Protect: Achieve a strategic advantage over cyber threats. Ensure comprehensive threat protection throughout your multi-cloud infrastructure.
- Managed Security: Enhance the security of your endpoints and network through streamlined end-to-end cybersecurity management, ensuring affordability without compromising quality.
- Cyber Education & Training: Develop and empower your workforce with the essential knowledge and resources necessary to establish a security-focused culture, thereby ensuring sustained business productivity and resilience.
- Security Assessment Testing: Thorough vulnerability assessments conducted to proactively identify both known and unknown threats, vulnerabilities, and risks to your organization
Why choose Sosene:
- 24/7 online monitoring of all information security concerns within clients’ IT environments.
- Prompt detection of information security incidents alongside emergency response and troubleshooting in accordance with established protocols.
- Identification of system attacks and facilitation of incident response coordination.
- Expert assistance in managing complex challenges, including APT and DDoS attacks.
2. Viettel Cyber Security (VCS)
Overview:
A subsidiary of Viettel Group, VCS is Vietnam’s largest and most recognized cybersecurity firm, serving both enterprise and government clients.
Core Services:
- 24/7 Security Operations Center (VCS-SOC).
- Penetration testing and compromise assessment (VCS-Pentest, VCS-CA).
- Threat intelligence and endpoint protection.
Why Choose:
- Backed by Viettel’s national network and infrastructure.
- Proven experience in large-scale defense and telecom systems.
Ideal for enterprises requiring robust, always-on security monitoring.
3. CMC Cyber Security
Overview:
Part of CMC Corporation, one of Vietnam’s largest IT groups, CMC Cyber Security provides comprehensive managed services and compliance solutions for enterprises.
Core Services:
- Managed SOC and continuous threat monitoring.
- PCI DSS, ISO 27001, and SWIFT certification consulting.
- Vulnerability assessment, malware protection, and data encryption.
Why Choose:
- Strong compliance expertise for financial institutions.
- Integrated with CMC’s wider IT and cloud ecosystem.
- Reliable choice for enterprises with high regulatory requirements.
4. FPT Information System (FIS) Security
Overview:
The cybersecurity division of FPT Group, FIS Security combines global expertise with advanced system integration and digital transformation projects.
Core Services:
- Cloud and application security for hybrid environments.
- Managed SOC and incident response services.
- Compliance consulting aligned with ISO, GDPR, and Decree 13/2023.
Why Choose:
- Enterprise-level resources and nationwide presence.
- Perfect for organizations expanding cloud infrastructure.
- Backed by FPT’s strong R&D and digital innovation capabilities.
5. VSEC (Vietnam Security Network)
Overview:
Founded in 2003, VSEC is one of Vietnam’s most experienced cybersecurity firms, delivering advanced detection and Red Team engagements for critical industries.
Core Services:
- Penetration Testing-as-a-Service (PTaaS).
- SOC-as-a-Service (SOCaaS) and Threat Intelligence.
- Digital Forensics & Incident Response (DFIR).
Why Choose:
- Deep expertise across banks, telcos, and government agencies.
- Proprietary Vadar platform (EDR & SIEM).
- Certified team (OSCP, OSWE, CEH, CISSP).
6. CyStack
Overview:
CyStack stands out as a product-driven cybersecurity company, blending technology innovation with high-quality services for continuous protection.
Core Services:
- Web, mobile, and infrastructure vulnerability testing.
- VulnScan – proprietary vulnerability scanning platform.
- Locker Password Manager and SafeChain blockchain security.
Why Choose:
- Combines services with homegrown security tools.
- Great for SaaS, fintech, and blockchain projects.
- Proven automation and real-time threat visibility.
7. CyRadar
Overview:
An award-winning AI-powered cybersecurity company recognized by the Vietnam Information Security Association. CyRadar focuses on detection and response technologies.
Core Services:
- Advanced Threat Detection (ATD) and Endpoint Detection & Response (EDR).
- Security Information and Event Management (SIEM).
- Cloud-based SOC and Secure Email Gateway.
Why Choose:
- Strong local AI/ML R&D.
- Ideal for enterprises seeking real-time defense automation.
- Offers full-stack solutions from detection to response.
8. HPT Vietnam Corporation
Overview:
Established in 1995, HPT is a reputable IT solutions provider with a dedicated cybersecurity division serving finance, manufacturing, and public sectors.
Core Services:
- Security audits and penetration testing.
- Managed SOC and security monitoring (HCapollo, HPT Mavex).
- Compliance consulting and threat hunting.
Why Choose:
- Proven record in national-scale infrastructure.
- Tailored solutions with in-house security products.
- Balanced cost-performance for mid-to-large enterprises.
9. Savvycom Software
Overview:
Savvycom is a top Vietnamese IT outsourcing and software development company integrating cybersecurity into its development lifecycle.
Core Services:
- Application and infrastructure penetration testing.
- Red Team simulation and risk assessment.
- Managed SOC/NOC for continuous protection.
Why Choose:
- Trusted by BFSI and healthcare organizations.
- Strong in combining software development with cybersecurity.
- Experienced in global compliance frameworks.
10. VNCS (Vietnam National Cyber Security)
Overview:
VNCS is a subsidiary of Hanoi Telecom specializing in large-scale SOC operations, incident response, and cybersecurity distribution across Vietnam.
Core Services:
- 24/7 SOC monitoring and SIEM integration.
- Penetration testing and compromise assessment.
- Distribution of Splunk, CrowdStrike, and Acunetix.
Why Choose:
- Deep experience in enterprise-grade infrastructure.
- Strong partnerships with global security vendors.
- Ideal for corporations needing advanced defense systems.
How to Choose the Best Cybersecurity Partner
Choosing the right cybersecurity partner starts with knowing your risks and goals—then finding a team that can protect and scale with your business.
- Understand Your Needs:
Identify what data you handle and which compliance rules apply (e.g., ISO 27001, PCI DSS). Define your key security gaps so partners can propose relevant solutions. - Evaluate Expertise:
Choose providers with proven industry experience, global certifications (CISSP, ISO 27001), and a full range of services—from threat detection to compliance audits and staff training. - Ask Smart Questions:
Check their incident response process, support model (24/7 or not), and ability to help you stay audit-ready. Always request client references for credibility. - Focus on Value, Not Price:
The best partner offers measurable protection, scalability, and ROI—not just low fees. - Build a Trusted Relationship:
Look for a collaborative team that communicates clearly, delivers transparent reports, and acts as a long-term advisor, not just a vendor.
Conclusion
Vietnam’s cybersecurity ecosystem is stronger than ever. From global-scale providers like Viettel and FPT to specialized firms like Sosene and CyStack, businesses now have plenty of reliable options.
Choosing the right cybersecurity company depends on your size, compliance needs, and risk appetite—but one thing is clear: investing in proactive security today means safeguarding your growth tomorrow.
FAQs
Which is the best cybersecurity company in Vietnam?
Sosene leads for SMBs, while Viettel and CMC dominate the enterprise segment.
What cybersecurity services do Vietnamese companies provide?
Penetration testing, SOC, cloud security, compliance audits, and data protection.
Is Vietnam good for outsourcing cybersecurity?
Yes — Vietnam offers skilled engineers, competitive pricing, and English support.
How can I start?
Begin with a vulnerability assessment or pentest from a trusted provider like Sosene.
