Preventing Digital Threats,
Securing Your Business 24/7

CyStack enables early vulnerability detection, robust data protection, and secure operations - giving you the confidence to scale.

8+

Years of Expertise

600+

Secured Clients Across Web2 & Web3

200.000+

Threats Prevented Before Exploitation

5.000+

Digital Assets Protected

24/7

Monitoring and Response

Cyber Risks Are Threatening Your Business!

Data is the lifeblood and systems are the backbone of any business, regardless of size. But threats can emerge anywhere, both inside and outside your organization.

Is Your System Secure?
Run a Security Check

CyStack - Your Trusted Cybersecurity Partner

We provided end‑to‑end security for prevention, detection, and response - tailored to your business size.

CyStack

Solutions For Businesses

Small & Medium

  • CyStackSecurity package by tiers
  • CyStackData and systems protection
  • CyStackDeployment within 1-2 weeks
  • CyStackSimple & intuitive operation
  • CyStackRisk detection & response
Data & Device Protection
Vulnerabilities Testing & Scanning
Policy Consulting & Technical Support
CyStack

Solutions For Businesses

Small & Medium

CyStack

Solutions For Businesses

Large & Enterprise

  • CyStackSpecialized products and services
  • CyStack24/7 monitoring and response
  • CyStackDetect complex security risks
  • CyStackSeamless integrate Jira/Slack/SSO/SIEM
  • CyStackMeet strict compliance & standards
Testing and Assessment
Data Protection
Secure System Operations
  • Pentest
  • Red Teaming
  • WhiteHub Bug Bounty
  • CyStack VulnScan
  • Infra/Cloud/Blockchain
    Assessment
CyStack

Solutions For Businesses

Large & Enterprise

CyStack

Solutions For Businesses

Small & Medium

  • CyStackSecurity package by tiers
  • CyStackData and systems protection
  • CyStackDeployment within 1-2 weeks
  • CyStackSimple & intuitive operation
  • CyStackRisk detection & response
Data & Device Protection
Vulnerabilities Testing & Scanning
Policy Consulting & Technical Support
CyStack

Solutions For Businesses

Small & Medium

CyStack

Solutions For Businesses

Large & Enterprise

  • CyStackSpecialized products and services
  • CyStack24/7 monitoring and response
  • CyStackDetect complex security risks
  • CyStackSeamless integrate Jira/Slack/SSO/SIEM
  • CyStackMeet strict compliance & standards
Testing and Assessment
Data Protection
Secure System Operations
  • Pentest
  • Red Teaming
  • WhiteHub Bug Bounty
  • CyStack VulnScan
  • Infra/Cloud/Blockchain
    Assessment
CyStack

Solutions For Businesses

Large & Enterprise

What Makes CyStack Different?

We don't just test security, we understand how software is designed, developed and deployed - and how it gets exploited in the real world

Technology‑Driven Security Management

Centralized platform powering CyStack’s solution ecosystem, enabling real-time risk detection and tracking.

Learn more about CyStack Platform

Proven & Experienced
Expert Team

Speakers at top conferences; honored on the hall of fame of IBM, Microsoft, NASA...; multi-industry experience.

CyStack research

Hack and Dev Mindset

Understand systems as deeply as developers, identify real-world risks, propose optimal operational solutions and support patching.

Open‑source contributions

Community‑Based Security

Leverage the power of a community of 4,000+ bug bounty experts to detect and fix vulnerabilities up to 3.5 times more efficiently.

Learn more about WhiteHub

International Certifications & Standards

We adhere to leading security standards to ensure safety, consistency, and trust.

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CyStack Secures Leading Organizations Across Industries

View Our Customer Stories
Risk Detection
Data Protection
Standards Compliance
Consulting & Training
Blockchain Security
CyStack case study

Detecting Vulnerabilities in VinID & VinShop With Bug Bounty Program

Learn More
CyStack case study
To stay competitive, we needed to ship faster. CyStack’s community‑driven security on WhiteHub helped us improve platform safety at scale - without slowing development.
CyStack case study

Tung Nguyen

Head of Product Security, One Mount

CyStack case study
CyStack case study

Detecting Vulnerabilities in VinID & VinShop With Bug Bounty Program

Learn More
CyStack case study
To stay competitive, we needed to ship faster. CyStack’s community‑driven security on WhiteHub helped us improve platform safety at scale - without slowing development.
CyStack case study

Tung Nguyen

Head of Product Security, One Mount

CyStack case study
CyStack case study

Secure, Global-Compliance Password Management With Locker for VinCSS

Learn more
CyStack case study
CyStack delivered the project with strong professionalism and clear execution. Locker is a competitive solution with accessible pricing, and we confidently recommend it for protecting sensitive credentials.
CyStack case study

Trac Do

Chief Executive Officer, VinCSS

CyStack case study
CyStack case study

Meeting Partner Security Requirements and Standardizing Controls Quickly

Learn more
CyStack case study
We had to address 17 outstanding security control items under partner pressure. CyStack helped us resolve them in a quarter of the expected time, without compromising quality, so we could move forward with the deal.
CyStack case study

Tuan Anh Le

Chief Technology Officer, VietnamCredit

CyStack case study
CyStack case study

Security Architecture Consulting for a Global Card Issuing Platform

Learn more
CyStack case study
CyStack showed strong expertise in securing our critical EMV card issuing platform. Their specialized solutions met strict technical and business requirements, and we confidently recommend them.
CyStack case study

Sutat Suksawat

Chief Executive Officer, DZ Solution (dzcard)

CyStack case study
CyStack case study

Complex Layer‑1 Testing Two Weeks Completion Before Mainnet

Learn more
CyStack case study
We had difficulty finding a security partner because a two-week deadline for such a complex system was something most parties were reluctant to accept. CyStack demonstrated superior capability by taking on and smoothly handling this challenge. The excellent results they delivered truly exceeded our expectations.
CyStack case study

Dmitriy Gerasimov

Chief Executive Officer, Cellframe

CyStack case study

Resources & Research from CyStack

News & Events
Reports & Research
Guides & Insights
Expert Q&A
Checklist & Documents
News & Events
View more

Turn Information Security Into Your Core Competitive Advantage

Let your teams focus on growth. CyStack experts will take care of securing your systems.

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Vietnam Office

  • Tan Hong Ha Complex, 317 Truong Chinh Street, Hanoi, Vietnam.
  • (+84) 247 109 9656

Canada Office

  • 2376 Dundas St W, Toronto, Ontario M6P 0C1, Canada.
  • (+1) 437 361 5461

Security Testing & Assessment

  • Penetration Testing
  • Red Teaming
  • CyStack VulnScan
  • WhiteHub
  • Cloud Audit
  • Blockchain Audit

Data Protection

  • CyStack Endpoint
  • Locker
  • Data Leak Detection

Security Operations

  • Vulnerability Management
  • SOC
  • Digital Forensics (DFIR)
  • Training & Consulting

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© 2026 by CyStack JSC
ISOISMS ISO 27001:2022 and Quality Management Standard ISO 9001:2015 Compliance
© 2026 by CyStack JSC
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