ABOUT

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Welcome to StableVault, the future of secure and intelligent stablecoin custody. ​

StableVault is an innovative product developed by XCards Inc., headquartered in San Jose, USA. We specialize in delivering next-generation cold wallets designed specifically for the rapidly growing stablecoin economy.

Our flagship product is a sleek, credit-card-sized cold wallet equipped with a low-power e-ink display, numeric keypad, and biometric fingerprint sensor. But unlike traditional hardware wallets, StableVault integrates an embedded AI module—empowering users with real-time portfolio optimization, fraud detection, and yield opportunity tracking—all while keeping private keys completely offline and hack-proof.

Our Mission

We aim to become the gold standard for stablecoin custody solutions, serving individuals, institutional investors, and DeFi power users alike. Our commitment is to empower users globally with the highest level of security, convenience, and intelligence.

Our Unique Advantage

StableVault stands apart as the only stablecoin wallet recognized by the World Blockchain Organization (WBO), an internationally respected body with consultative status at the United Nations Economic and Social Council (ECOSOC). Furthermore, we are proud to be the exclusive stablecoin wallet supplier for the United Nations Global Marketplace (UNGM), positioning us to reach a global user base of billions.

Technology & Innovation

Our product’s core technology stack includes:
– A highly secure EAL5+ certified Secure Element Chip
– Embedded AI chip combining ARM Cortex-M with an AI accelerator
– Biometric fingerprint authentication
– Low-power e-ink display for privacy and battery efficiency
– NFC, Bluetooth, and USB-C connectivity for seamless syncing
– Proprietary firmware paired with a companion mobile app (iOS & Android)

Join Us on This Journey

At StableVault, security and innovation are at the heart of everything we do. We invite you to explore how we’re redefining stablecoin custody and delivering peace of mind for digital asset holders worldwide.