Wallet Study

Study of wallet in consideration of security

Hot wallet

• Normal wallet, encrypted private key in file system
• For frequent transaction
• Holds small amount of fund
• Lowest security

Cold Wallet / Paper Wallet

• Print out etc.
• Offline
• Receive fund, check balance - no problem
• Transfer from
  • May transfer the remaining fund to another paper wallet
  • Then abandon the current wallet

Hardware Wallet

Ledger -

Own, dedicated device