
CyStack
Profile Overview
About CyStack
CyStack Security began in Hanoi, Vietnam, in 2017, when a team of information security specialists with deep black-box testing expertise came together. Since then, the company has delivered a broad portfolio of security solutions, spanning penetration testing, web protection, data safeguards, infrastructure defense, and vulnerability management. Today, CyStack stands as a dependable security ally to hundreds of clients across both established industries and fast-moving sectors like ecommerce, fintech, and blockchain.
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Locations
Services
- Software Development: 50 %
- Cyber Security: 50 %
Cyber Security
- Digital Forensics: 30%
- Attack Detection & Response: 30%
- Cyber Attack Simulation: 40%
Blockchain Applications
- Auditing: 100%
Test Platforms and Types
- Performance Testing: 100%
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Portfolio
Projects

Vntrip Case Study - Using CyStack's service to enhance security
Case Study by CyStack
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Contact the service provider and receive an appropriate offer in a timely manner.
Rating Overview
Overall Rating
Rating distribution
| RATING | PERCENTAGE | DISTRIBUTION |
|---|---|---|
| 5 stars | 100% | |
| 4 stars | 0% | |
| 3 stars | 0% | |
| 2 stars | 0% | |
| 1 star | 0% |
reviews
Feedbax reviews
All Reviews
The team you have here works very professionally and is genuinely enthusiastic. The process is clear, and they provide support while resolving issues quickly. The technical team is highly effective and has helped address many of the company’s security concerns. Overall, the service is excellent and they truly deserve to be one of Vietnam’s leading cybersecurity companies.
Detailed consultation with a clear implementation roadmap. I’m quite impressed by your technical team—they have deep knowledge and explain issues clearly and concisely.
I’ve worked on two penetration testing projects with the CyStack team. The audit and BD staff were very supportive, with a well-structured, professional workflow and reasonable costs.
