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The NGRAVE ZERO stands out as a high-end hardware wallet designed for maximum cryptocurrency security and privacy. Developed by the Belgian start-up NGRAVE, the device is completely air-gapped, meaning it has no network connections (e.g., Bluetooth, WiFi, or NFC), relying solely on QR code communication for transactions. The premium aluminum design, high-resolution touchscreen, and comprehensive security features make it one of the most robust and innovative cryptocurrency wallets on the market.
Key Features at a Glance
- Air-Gapped Design: No internet, USB, Bluetooth, or NFC connections; fully offline operation prevents remote hacking.
- Supports 1,000+ Cryptocurrencies: Manage popular assets like Bitcoin, Ethereum, Binance Coin, Solana, Tezos, and more.
- Perfect Key System: Generate a unique cryptographic recovery key (“Perfect Key”) that’s convertible to the standard 24-word backup phrase for flexibility.
- EAL7-Certified OS: The only wallet with this certification for the highest level of operating system security.
- Robust Hardware Design: Made from aluminum, with a sleek and durable build, featuring a 4-inch touchscreen for intuitive operation.
- Multi-Layer Authentication: Combines PIN entry, fingerprint scanning, and recovery key usage for secure access.
- Companion App (NGRAVE LIQUID): Use the app for portfolio management and secure transaction broadcasting.
First Impressions and Build Quality
The NGRAVE ZERO exudes quality from the moment it’s unboxed. It ships in a stylish black package containing:
- NGRAVE ZERO device
- Protective case
- USB-C cable
- Quick start guide
- Optional add-ons like the NGRAVE GRAPHENE (a fireproof and waterproof stainless steel backup solution).
The sleek aluminum build (125 × 70 × 13 mm, 180g) gives the wallet a premium feel. Its 4-inch touchscreen is bright and responsive, with excellent resolution for seamless navigation. Key hardware features include:
- Fingerprint sensor for user authentication.
- Standalone random key generator for secure private key creation.
- Self-destruct mechanism to erase private keys after repeated failed PIN or fingerprint attempts.
Security Features
- Completely Air-Gapped Architecture
- Unlike many wallets that rely on USB, NFC, WiFi, or Bluetooth, the NGRAVE ZERO never connects to the internet or other devices.
- Transactions are signed offline and communicated using transparent QR codes, which are free of any sensitive data.
- Perfect Key System
- Instead of a traditional 24-word recovery seed, the Perfect Key recovery system uses hexadecimals to ensure safer and more flexible backups.
- The recovery key can also be converted into the standard 24-word BIP39 format if preferred.
- Multi-Layer Authentication
- Access and transactions require multiple levels of security: fingerprint scan, PIN entry, and backup key input.
- Progressive delays are implemented for failed PIN entry attempts, blocking brute force attacks for up to 100 years.
- EAL7-Certified Operating System
- The NGRAVE ZERO is the first financial product to incorporate an EAL7-certified OS, the highest security certification for software integrity and protection.
- Optional Stainless Steel Backup (NGRAVE GRAPHENE)
- An additional layer of security for your seed recovery backup. This two-piece stainless steel device is fireproof, waterproof, and corrosion-resistant, ensuring your backup withstands even natural disasters.
Using the NGRAVE ZERO
- Setup Process
- Begin by creating your wallet using the highly secure Perfect Key protocol.
- The device guides you through registering your fingerprint, setting a unique PIN, and generating the recovery key.
- Backups are stored on the NGRAVE GRAPHENE (optional) for added durability and security.
- Making Transactions
- Transactions involve scanning QR codes on the ZERO device using the NGRAVE LIQUID app (available for Android/iOS).
- All actions must be independently approved via the 4-inch touchscreen, confirmed with your fingerprint or PIN.
- Portfolio Management
- Use the NGRAVE LIQUID app to monitor your portfolio, check cryptocurrency balances, and manage up to four different wallets within the ZERO’s interface.
Supported Cryptocurrencies and Platforms
- The ZERO supports 1,000+ cryptocurrencies, including:
Bitcoin (BTC), Ethereum (ETH), Binance Coin (BNB), Litecoin (LTC), Ripple (XRP), ERC-20 tokens, Solana (SOL), Tezos (XTZ), Polygon (MATIC), Avalanche (AVAX), Dogecoin (DOGE), and Zcash (ZEC).
Click here for the full list. - Platform Compatibility
- Works with the NGRAVE LIQUID app for Android and iOS.
- Compatible with decentralized platforms like Uniswap and Compound for DeFi interactions.
Advantages of the NGRAVE ZERO
- Unparalleled Security
- Air-gapped, multi-level authentication, and the EAL7-certified OS ensure world-class protection.
- Convenient Backup Options
- The Perfect Key system eliminates the risks of traditional seed phrases. The NGRAVE GRAPHENE enhances durability and reduces single points of failure.
- User-Friendly Interface
- The 4-inch touchscreen and intuitive interface make interactions smooth, even for less tech-savvy users.
- Elegant and Durable Design
- Crafted from aluminum, the ZERO is both sleek and robust.
- Wide Cryptocurrency Support
- Manage a vast range of assets with support for over 1,000 cryptocurrencies.
- Comprehensive Documentation and Support
- Includes a quick start guide, online FAQs, video tutorials, and responsive support channels (email, phone, live chat).
Disadvantages
- High Price
- Priced at €398, the ZERO is one of the most expensive hardware wallets on the market.
- Transaction Process Complexity
- Transactions require scanning QR codes between the ZERO and the NGRAVE LIQUID app, which may be cumbersome for frequent traders.
Who Should Buy the NGRAVE ZERO?
The NGRAVE ZERO is ideal for:
- HODLers and Long-Term Investors: People looking for maximum security and offline storage for large crypto holdings.
- High-Security Seekers: Users prioritizing protection against physical theft and online hacking.
- Advanced Users: Those comfortable with manual QR code scanning to ensure a robust air-gapped experience.
- Professionals in Regular DeFi Usage: Ideal for integration with decentralized apps like Uniswap or Compound.
Final Verdict
The NGRAVE ZERO is a class-leading hardware wallet designed for users who refuse to compromise on security. Its air-gapped architecture, Perfect Key recovery system, and EAL7-certified operating system set it apart from other crypto wallets. While the price is relatively steep, the ZERO’s premium hardware, robust security features, and easy-to-use interface justify the investment for those managing significant crypto holdings or prioritizing security.
For authenticity and safety, purchase exclusively from the official NGRAVE website.
