气隙隔离 · 冷存储 · 防拆自毁Air-Gapped Cold Storage · Anti-Tamper · BIP-39 Compatible

USDC (USD Coin) 的最佳硬件钱包Best Hardware Wallet for USDC (USD Coin)

USDC 作为完全抵押的美元稳定币，其安全性对持有者至关重要。Keystone 硬件钱包通过气隙隔离技术，确保私钥永不触网，配合防拆自毁设计，为您的 USDC 资产提供银行级安全保护。As a fully collateralized US dollar stablecoin, USDC security is paramount for holders. Keystone hardware wallet ensures your private keys never touch the internet through air-gapped isolation, combined with anti-tamper self-destruct design, providing bank-grade security for your USDC assets.

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关于 USDC (USD Coin)About USDC (USD Coin)

USDC (USD Coin) 是一种完全抵押的美元稳定币，由 Circle 公司于 2018 年推出。每个 USDC 代币由一美元支撑，储备资产存储在受监管的美国银行账户中。USDC 的主要优势是结合了区块链技术的速度和安全性与法定货币的稳定性。USDC (USD Coin) is a fully collateralized US dollar stablecoin launched by Circle in 2018. Each USDC token is backed by one US dollar held in regulated US bank accounts. USDC's main advantage is combining blockchain technology's speed and security with fiat currency's stability.

USDC 广泛用于加密货币交易、DeFi 借贷和跨境支付。作为一种透明的稳定币，USDC 定期接受审计，储备证明公开可查。它是寻求在加密市场中保持美元价值的投资者和机构的热门选择。USDC is widely used for cryptocurrency trading, DeFi lending, and cross-border payments. As a transparent stablecoin, USDC undergoes regular audits with publicly available reserve attestations. It's a popular choice for investors and institutions seeking to maintain US dollar value in the crypto market.

如何使用 Keystone 硬件钱包确保 USDC 安全？How to Secure Your USDC with Keystone Hardware Wallet?

Keystone 硬件钱包通过气隙隔离技术为你的 USDC 提供企业级安全保护。设备完全离线运行，私钥永不触网，有效防止黑客远程攻击和恶意软件威胁。Keystone hardware wallet provides enterprise-grade security for your USDC through air-gapped isolation technology. The device runs completely offline with private keys never touching the internet, effectively preventing remote hacker attacks and malware threats.

购买 KeystonePurchase Keystone

访问官方商城 keyst.one/shop 选择适合你的设备Visit official store keyst.one/shop to choose your device

连接软件钱包Connect to Software Wallet

通过 QR 码将 Keystone 与 MetaMask、Coinbase Wallet 等钱包连接Connect Keystone to wallets like MetaMask, Coinbase Wallet via QR codes

安全守护 USDCSecure Your USDC

开始安全地管理、发送和接收你的 USDCStart managing, sending and receiving your USDC securely

为什么选择 KeystoneWhy Choose Keystone

气隙隔离Air-Gapped

Keystone 通过二维码与网络设备进行数据传输，私钥始终离线存储于设备内，不接触互联网。同时用户可检验传输内容，从而显著降低远程攻击与中间人攻击风险。Keystone uses QR codes to transfer data with networked devices while keeping private keys stored offline inside the device, never touching the internet. Users can also verify the transmission content, significantly reducing risks of remote attacks and man-in-the-middle attacks.

完全开源Open Source

Keystone 的固件代码与电路设计均开源，用户和社区可对其进行审计与验证，有助于发现并减少潜在安全漏洞，提升整体安全性。Keystone's firmware code and circuit design are both open source, allowing users and the community to audit and verify them, helping to discover and reduce potential security vulnerabilities and improve overall security.

支持3套助记词3 Recovery Phrases

Keystone 支持在一台设备中生成和管理 3 套助记词，帮助用户进行资产分层隔离，同时减少多设备成本。Keystone supports generating and managing 3 sets of recovery phrases on a single device, helping users with asset tiering and isolation while reducing the cost of multiple devices.

防拆自毁设计Anti-Tamper

Keystone 内置防拆机制，当设备检测到异常拆解等行为时，会触发数据擦除，防止私钥或用户数据被提取。Keystone has built-in anti-tamper mechanisms that trigger data erasure when the device detects abnormal disassembly or other suspicious activities, preventing extraction of private keys or user data.

交易解析防盲签No Blind Signing

Keystone 配备 4 英寸屏幕，在签名前对交易进行解析并展示关键信息，用户可逐项核对后再确认签名，从而降低盲签风险，并减少恶意授权或欺诈交易的可能。Keystone is equipped with a 4-inch screen that parses transactions and displays key information before signing. Users can verify each item before confirming, reducing blind signing risks and the possibility of malicious authorization or fraudulent transactions.

选择你的加密守护装备Choose Your Crypto Security Gear

Keystone 3 Pro

$149

4英寸触摸屏4" Touchscreen 指纹解锁Fingerprint 交易解析TX Preview 防拆自毁Anti-Tamper

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Keystone Tablet Plus

$69

高等级不锈钢Premium Steel 独立槽位Letter Slots 防火防水Fire & Water Resistant

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常见问题Frequently Asked Questions

USDC (USD Coin) 是什么？What is USDC (USD Coin)?+

USDC (USD Coin) 是一种完全抵押的美元稳定币，由 Circle 公司发行。每个 USDC 代币由一美元支撑，存储在受监管的银行账户中。USDC 旨在成为传统法定货币与加密货币之间的桥梁，让用户能够在区块链上进行美元价值的快速转移，同时保持与美元 1:1 的锚定汇率。USDC (USD Coin) is a fully collateralized US dollar stablecoin issued by Circle. Each USDC token is backed by one US dollar held in regulated US bank accounts. USDC is designed to be a bridge between traditional fiat currency and cryptocurrency, enabling users to quickly transfer US dollar value on the blockchain while maintaining a 1:1 peg to the US dollar.

USDC 与 USDT (Tether) 有什么区别？What is the difference between USDC and USDT (Tether)?+

USDC 和 USDT 都是美元稳定币，但存在关键差异。USDC 由 Circle 公司发行，采用完全透明审计模式，储备资产定期公开披露。而 USDT 由 Tether 公司发行，虽然也声称 100% 储备，但审计透明度历史上存在争议。两者都广泛用于加密货币交易和 DeFi。USDC and USDT are both US dollar stablecoins, but there are key differences. USDC is issued by Circle with a fully transparent audit model and regular reserve attestations. USDT is issued by Tether and, while claiming 100% reserves, has historically had audit transparency controversies. Both are widely used for cryptocurrency trading and DeFi.

为什么需要硬件钱包存储 USDC？Why do I need a hardware wallet for USDC?+

虽然 USDC 是稳定币，但存储在软件钱包或交易所中仍面临黑客攻击、钓鱼诈骗和平台跑路风险。硬件钱包将私钥完全隔离于互联网，即使电脑被恶意软件感染也能保护资产安全。对于持有大量 USDC 的用户，硬件钱包是必要的防护措施。Although USDC is a stablecoin, storing it in software wallets or exchanges still faces risks of hacking, phishing scams, and platform failures. Hardware wallets isolate private keys completely from the internet, protecting assets even if your computer is infected with malware. For users holding large amounts of USDC, a hardware wallet is an essential security measure.

USDC 的主要用途是什么？What are the main uses of USDC?+

USDC 的主要用途包括：1) 加密货币交易的避险资产，在市场波动时转换为 USDC 保值；2) DeFi 借贷协议的抵押品；3) 跨境支付的美元稳定转账；4) 交易所在线购买加密货币的入口。由于其透明性和合规性，USDC 在机构投资者中尤其受欢迎。The main uses of USDC include: 1) Safe haven asset for cryptocurrency trading, converting to USDC during market volatility; 2) Collateral for DeFi lending protocols; 3) Stable US dollar transfers for cross-border payments; 4) Entry point for purchasing cryptocurrency on exchanges. Due to its transparency and compliance, USDC is particularly popular among institutional investors.

Keystone 硬件钱包如何保护我的 USDC？How does Keystone hardware wallet protect my USDC?+

Keystone 采用气隙隔离技术，私钥从不接触网络设备，有效防止黑客远程攻击。设备配备防拆自毁设计，任何物理篡改尝试都会触发数据擦除。此外，Keystone 完全开源，支持用户和社区验证代码安全性。Keystone uses air-gapped technology where private keys never touch networked devices, effectively preventing remote hacker attacks. The device features a tamper-proof self-destruct design where any physical tampering attempt triggers data erasure. Additionally, Keystone is completely open-source, supporting user and community code security verification.

Keystone 支持哪些 USDC 软件钱包？What USDC software wallets does Keystone support?+

Keystone 支持多种 USDC 兼容钱包，包括 MetaMask、Coinbase Wallet、Trust Wallet 等。你可以通过 QR 码将 Keystone 与这些钱包连接，在保持私钥安全的同时享受流畅的资产管理体验。所有 ERC-20 代币（包括 USDC）均可通过 Keystone 管理。Keystone supports various USDC-compatible wallets, including MetaMask, Coinbase Wallet, Trust Wallet and more. You can connect Keystone to these wallets via QR codes, enjoying smooth asset management while keeping private keys secure. All ERC-20 tokens including USDC can be managed through Keystone.

如果丢失 Keystone 设备，我的 USDC 还能找回吗？If I lose my Keystone device, can I recover my USDC?+

可以。Keystone 支持 BIP-39 标准助记词，你可以使用助记词在任何兼容的钱包（如 MetaMask、Coinbase Wallet）中恢复你的 USDC 资产。建议将助记词妥善保管在安全的离线位置，作为终极备份方案。Yes. Keystone supports BIP-39 standard recovery phrases. You can recover your USDC assets using your recovery phrase in any compatible wallet (such as MetaMask, Coinbase Wallet). It is recommended to keep your recovery phrase safely stored in a secure offline location as the ultimate backup solution.

USDC 的储备是否安全可靠？Is USDC's reserve safe and reliable?+

USDC 由 Circle 发行，储备资产包括现金和短期美国国债。Circle 定期接受审计并发布储备透明度报告。与完全依赖算法维持锚定汇率的算法稳定币不同，USDC 采用传统的抵押模式，理论上风险较低。但用户仍需自行评估托管风险。USDC is issued by Circle with reserve assets including cash and short-term US Treasury bonds. Circle undergoes regular audits and publishes reserve transparency reports. Unlike algorithmic stablecoins that rely entirely on algorithms to maintain peg, USDC uses a traditional collateral model with theoretically lower risk. However, users should still assess custody risks themselves.