HEXIGON

Visafe App - Ensuring Online Safety

Offering real-time threat detection, comprehensive risk assessment, and an intuitive interface for easy navigation, supported by continuous updates and user education resources.

Capabilities

Real-time threat monitoring & DNS/VPN-style filtering
Daily threat-intel updates from NCSC feeds
Intuitive, Vietnamese-language UI tested for low-tech users
Cross-platform support (mobile, browser extension)
Educational alerts, tips & risk dashboard

Technologies

Go & C++ for filtering engine
gRPC & REST APIs
React Native & browser extension APIs
Redis for blocklist caching
Google Cloud for threat-intel updates

Team

5 Software Engineers
3 Testers
1 Product Owner

Outcome Achieved

5 M+ active installs in Year 1
50% reduction in response time to new threats
Measurable drop in successful phishing & malware incidents among users
High retention & low uninstall rates
Strengthened national digital hygiene

Value Delivered

Securing the Nation: Free Cyber Defense for All

Provided enterprise-grade cybersecurity at no cost: real-time blocking prevented countless scams & infections, raising user confidence; mass adoption improved national cyber resilience; collective threat data feeds NCSC’s SIEM; educational alerts promoted safer online habits; supported digital-trust initiatives.

Customer

NCSC (National Cybersecurity Monitoring Center)

NCSC (National Cybersecurity Monitoring Center) under Vietnam’s MIC protects > 10 M endpoints. To raise the country’s baseline cyber hygiene and trust in e-services, NCSC launched Visafe, a free, “Made in Vietnam” app shielding citizens and small businesses from phishing, malware and unsafe content.

Key Highlights

One-tap activation with background protection.

Real-time blocking of malicious domains, phishing pages & malware servers.

Visual risk dashboard showing threats blocked.

Daily automatic updates to block emerging threats.

Proactive SMS/email alerts and in-app security tips.

Customer Testimonial