Secuwall
Company

Built by operators, not just strategists.

Our mission is to make enterprise-grade cybersecurity accessible — to global enterprises, SMBs, critical infrastructure and public sector bodies, and mission-driven organizations alike.

What we hold to

Security is a responsibility, not a feature.

01

Simplicity

Security architecture should be straightforward enough to operate, not just impressive enough to sell.

02

Integrity

Data protection and honest governance are non-negotiable, not a line item that gets cut under deadline pressure.

03

Efficiency

Security should streamline how teams work, not become another process they route around.

Leadership

Hands-on operators leading every engagement.

Colin Khong, Chief Technology Officer
Chief operator
01
Executive leadership

Colin Khong

Chief Technology Officer

  • Chief Technology Officer with 20+ years in cybersecurity, project management, and security consulting.
  • Former Head of Security at a leading national telecommunications company in Vietnam.
  • Extensive expertise in SOC, SIEM, Threat Intelligence, Threat Hunting, DevSecOps, Vulnerability Management.
  • Directed large-scale penetration testing, red teaming, and smart contract security assessments for enterprises.
  • Trusted advisor on ISO 27001, ISO 27017, PCI DSS and other security frameworks.
  • Delivered cybersecurity solutions for leading banks, fintechs, e-commerce, and global brands.
  • Invited consultant and trainer on information security, with strong C-suite and cross-industry experience.
  • Recognized for excellence in service delivery, driving both client trust and business growth.
Chris Trinh, Head of Security
Operator 02

Chris Trinh

Head of Security

In his role as Head of Security, driving the company’s cybersecurity strategy with expertise in SOC management, incident response, threat hunting, and DevSecOps. He is dedicated to building resilient security operations that protect the enterprise, ensure compliance, and support sustainable business growth

Leon Mai, Principal Offensive Security Consultant
Operator 03

Leon Mai

Principal Offensive Security Consultant

Leon Mai is a seasoned Principal Security Consultant and Pentest Leader with extensive experience in offensive security, vulnerability assessment, and code review. He has led and expanded penetration testing teams, delivered complex security projects across critical industries, and holds top certifications including OSCP, OSCE, and CREST CRT.

Kevin Lam, Red Team & Adversarial Simulation Lead
Operator 04

Kevin Lam

Red Team & Adversarial Simulation Lead

With a strong track record in offensive security, Liam leads as a Security Engineer Leader in fintech and blockchain. He specializes in penetration testing, red teaming, smart contract auditing, and secure SDLC, driving resilient strategies and guiding teams to protect complex digital ecosystems

Governance

The frameworks our practices are built around.

ISO/IEC 27001

Information security management aligned engagement and reporting practices.

GDPR-aligned

Data handling designed around GDPR obligations, including how we treat your data during an engagement.

Zero Trust

Assessment built on zero-trust principles rather than perimeter assumptions.

COSO

Risk-based governance methodology underpinning how we prioritize and report.

Partnerships

We work alongside teams, not around them.

System integrators

Who need a security capability they can deploy inside client environments without building it themselves.

Compliance & risk advisors

Who need technical validation backing the posture they're attesting to.

Enterprise security teams

Who want to extend their own capacity rather than hand the whole function to an outside vendor.

Careers

We're usually hiring operators, not just résumés.

Roles open up across offensive security, backend engineering, and security operations as our engagements grow. If you'd rather build detection logic than write another status report, reach out.