BitDex

Keep Your Crypto Safe

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Wallet Security Fundamentals
Lesson 1 of 5
Your cryptocurrency wallet is your bank account, vault, and identity all in one. Securing it properly is absolutely critical. **Types of Wallets:** **Hot Wallets (Online)** • Software wallets on phones/computers • Always connected to internet • Convenient for daily use • Higher security risk • Examples: MetaMask, Trust Wallet, Phantom **Cold Wallets (Offline)** • Hardware devices or paper wallets • Offline storage of private keys • Maximum security for long-term storage • Less convenient for frequent transactions • Examples: Ledger, Trezor, KeepKey **Key Security Concepts:** **Private Keys** • Mathematical proof of ownership • Never share with anyone • If lost, funds are gone forever • If stolen, funds can be drained instantly **Seed Phrases** • 12-24 word backup of your wallet • Can restore wallet on any device • Write down on paper, never digital • Store in multiple secure locations **Public Keys/Addresses** • Safe to share publicly • Used to receive cryptocurrency • Like your bank account number • Cannot be used to steal funds **Security Best Practices:** • Use hardware wallets for large amounts • Never enter seed phrases on websites • Verify all addresses before sending • Use different wallets for different purposes • Keep software updated

Quick Quiz

What should you NEVER do with your seed phrase?