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骗局，揭穿它。
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“wal”相关文章72篇 · 清除
How to Revoke Token Approvals on Ethereum and Other EVM Chains
Learn how to revoke approvals on Ethereum and other EVM chains step by step, which approvals are risky, what revoking costs and what it cannot undo.
2026年10月3日 · 阅读约4分钟
Wallet Drainers: How Malicious Approvals Steal Your Crypto
A wallet drainer tricks you into signing approvals that let attackers empty your wallet. Learn how drainers work, the warning signs and how to protect yourself.
2026年10月3日 · 阅读约5分钟
Decentralized Identity Explained
Decentralized identity lets you hold and prove credentials without a central login provider. Learn how DIDs, verifiable credentials and wallets work.
2026年10月3日 · 阅读约5分钟
Smart Contract Wallets Explained: Features, Benefits and Risks
What is a smart contract wallet? Learn how it differs from a seed-phrase wallet, what features like recovery and batching offer, and the risks to check first.
2026年10月3日 · 阅读约4分钟
How to Choose the Right Network When Withdrawing from an Exchange
Choosing the wrong network when you withdraw crypto can lose your funds. Learn how to match networks, check memos and test with a small amount first.
2026年10月3日 · 阅读约5分钟
How to Check Token Holder Concentration on a Block Explorer
Learn how to check token holder distribution on a block explorer, which wallets to exclude from the count, and the concentration red flags that signal risk.
2026年10月3日 · 阅读约5分钟
Fake Airdrops: How Scammers Use Free Tokens to Drain Wallets
A fake airdrop scam lures you with free tokens, then tricks you into signing a wallet-draining approval. Learn the warning signs and how to stay safe.
2026年10月3日 · 阅读约5分钟
The Travel Rule in Crypto Explained
The crypto travel rule makes exchanges share sender and recipient details on transfers. Learn what it is, why it exists and how it affects your withdrawals.
2026年10月3日 · 阅读约5分钟
Software Wallets Explained: Mobile, Desktop and Browser
A software wallet stores your crypto keys in an app. Compare mobile, desktop and browser wallets, learn their risks and follow a checklist to use one safely.
2026年10月3日 · 阅读约5分钟
How to Send Crypto Without Losing It: Networks, Memos and Addresses
How to send crypto without losing it: pick the right network, include memos or tags, verify the full address and send a test first. A step-by-step checklist.
2026年10月3日 · 阅读约4分钟
Address Poisoning Attacks: The Copy-Paste Trap Draining Wallets
Address poisoning tricks you into copying a look-alike wallet address from your own history. Learn how the scam works and the habits that stop it cold.
2026年10月3日 · 阅读约4分钟
Hardware Wallets Explained
A hardware wallet keeps your private keys offline on a dedicated device. Learn how it works, what it protects against, its limits and how to buy one safely.
2026年10月3日 · 阅读约5分钟
How to Back Up a Seed Phrase the Right Way
A seed phrase backup is the only way to recover a self-custody wallet. Learn how to write, store and test your backup safely, and the mistakes to avoid.
2026年10月3日 · 阅读约5分钟
How NFT Marketplaces Work
How does an NFT marketplace work? Learn how listings, bids, signatures, fees and royalties work, how to spot fake collections and how to trade NFTs more safely.
2026年10月3日 · 阅读约5分钟
Custodial vs Non-Custodial Wallets
Custodial vs non custodial wallets explained: who controls the keys, the risks of each, a comparison table and how to choose the right setup for your crypto.
2026年10月3日 · 阅读约5分钟
How to Set Up a Hardware Wallet Step by Step
A step-by-step hardware wallet setup guide: buy safely, verify the device, record your seed phrase offline and send a test transaction before moving funds.
2026年10月3日 · 阅读约5分钟
Hot Wallets vs Cold Wallets
Hot vs cold wallet explained: how each one stores your keys, the security trade-offs, and a simple way to split funds between them for daily use and savings.
2026年10月3日 · 阅读约5分钟
What Is Cryptocurrency? A Clear Beginner's Guide
What is cryptocurrency? A plain-English guide to how crypto works, what blockchains and wallets do, the main types of coins, and the real risks to know.
2026年10月3日 · 阅读约5分钟