Wallet (Cryptocurrency)
An app or device that stores your crypto passwords (private keys). It lets you send, receive, and use cryptocurrency and blockchain apps.
Example
Using MetaMask in your browser to connect to Uniswap and approve a trade on Ethereum.
Related Terms
Tools & Protocols
⚖️Wallet Types
| Feature | hot | hardware | mobile |
|---|---|---|---|
| Security | Lower (online) | Highest (offline) | Medium |
| Convenience | Very easy | Requires device | Easy, always with you |
| Best For | Active trading | Long-term storage | Daily use |
| Cost | Free | $50-200 | Free |
⚠️Risks & Warnings
- •Phishing sites trick you into signing malicious transactions
- •Malware can steal keys from hot wallets
- •Losing your seed phrase means losing access forever
- •Approving unlimited token spending can drain your wallet
- •Fake wallet apps steal funds immediately
🚀Getting Started
- 1Download only from official sources (metamask.io, not metamask.com.something)
- 2Write down your seed phrase on paper, never digitally
- 3Test with small amounts before storing significant value
- 4Learn to read what you're signing before approving
- 5Use hardware wallet for anything over $1,000