Wallet Security
Protecting your Web3 wallet and private keys for secure trading
Documentation
Web3 Wallet Security Fundamentals
Your Web3 wallet is the gateway to your cryptocurrency assets and Cafe Trading trading account. Proper wallet security is crucial for protecting your funds, private keys, and maintaining control over your digital assets.
Private Key Protection
Secure storage and management of your wallet's private keys and seed phrases.
Transaction Security
Verify all transactions and protect against malicious smart contracts.
Wallet Hygiene
Best practices for wallet management and secure usage patterns.
Choosing a Secure Wallet
Recommended Wallet Types
Hardware Wallets (Most Secure)
- • Ledger Nano S/X
- • Trezor Model T
- • Offline private key storage
- • Physical confirmation required
- • Best for large amounts
Software Wallets (Convenient)
- • MetaMask (browser extension)
- • Trust Wallet (mobile)
- • Rainbow Wallet
- • Good for daily trading
- • Easier to use
Wallet Security Features
Essential Features
- • Open source code
- • Regular security audits
- • Strong encryption
- • Backup and recovery options
- • Multi-signature support
Advanced Features
- • Hardware wallet integration
- • Transaction simulation
- • Phishing protection
- • Custom network support
- • DApp connection management
Private Key and Seed Phrase Security
Seed Phrase Best Practices
Secure Storage
- • Write on paper, never digital
- • Use metal backup plates
- • Store in multiple secure locations
- • Use fireproof/waterproof storage
- • Consider bank safety deposit boxes
Never Do This
- • Store in cloud services
- • Save in email or notes apps
- • Take photos of seed phrases
- • Share with anyone
- • Store on internet-connected devices
Private Key Management
Key Security Rules
- • Never share private keys
- • Use strong wallet passwords
- • Enable wallet encryption
- • Regular backup verification
- • Use different wallets for different purposes
Access Control
- • Lock wallet when not in use
- • Use biometric authentication
- • Set auto-lock timeouts
- • Verify wallet authenticity
- • Monitor for unauthorized access
Transaction Security
Transaction Verification
Before Signing
- • Verify recipient address
- • Check transaction amount
- • Review gas fees
- • Confirm network (Ethereum, etc.)
- • Read smart contract details
Red Flags
- • Unexpected transaction requests
- • Unusually high gas fees
- • Unknown contract interactions
- • Urgent pressure to sign
- • Suspicious website URLs
Smart Contract Safety
Contract Verification
- • Check contract source code
- • Verify on Etherscan
- • Look for audit reports
- • Check contract age and usage
- • Review permissions requested
Permission Management
- • Limit token approvals
- • Revoke unused permissions
- • Use approval limits
- • Regular permission audits
- • Monitor approval transactions
Common Wallet Threats
Phishing Attacks
Common Tactics
- • Fake wallet websites
- • Malicious browser extensions
- • Fraudulent mobile apps
- • Social media scams
- • Email phishing attempts
Protection Methods
- • Always type URLs manually
- • Verify SSL certificates
- • Use official app stores only
- • Enable phishing protection
- • Double-check all links
Malware and Keyloggers
Threats
- • Clipboard hijacking
- • Screen recording malware
- • Keyloggers
- • Fake wallet software
- • Browser hijacking
Prevention
- • Use reputable antivirus software
- • Keep OS and software updated
- • Avoid suspicious downloads
- • Use hardware wallets for large amounts
- • Regular security scans
🚨 If Your Wallet is Compromised
- 1. Immediately transfer funds to a new, secure wallet
- 2. Revoke all token approvals and DApp connections
- 3. Create a new wallet with a fresh seed phrase
- 4. Scan devices for malware and remove threats
- 5. Report the incident to relevant platforms
- 6. Monitor blockchain for unauthorized transactions
- 7. Update all security practices to prevent recurrence
💡 Wallet Security Best Practices
- • Use hardware wallets for large amounts
- • Keep software wallets for daily trading only
- • Never share private keys or seed phrases
- • Regularly update wallet software
- • Use multiple wallets for different purposes
- • Verify all transactions before signing
- • Keep backups in multiple secure locations