If done properly, paper wallets are one of the most secure ways of storing your private keys. The reason why they’re safe is because paper wallets are generated offline in a way that leaves zero trace.
- Go to bitaddress.org and save the page.
- Take the saved .html file and put it on a USB key
- Download Ubuntu operating system onto a USB or CD.
- Turn off your computer and disconnect your internet connection by unplugging your modem.
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- Log into your computer through the BIOS by pressing one of the “F” keys or “ESC” multiple times as your computer starts. Change the boot order.
- Restart your computer and it will lIve boot off of Ubuntu. This will make sure that no trace of the bitcoin private keys will be stored on your computer.
- Once you’re in the live boot of Ubuntu, open up the bitaddress.org.html file from your USB and generate a new wallet address to print.
- Redeem your paper wallet by importing the private keys into an electrum wallet.
Important: When importing a paper wallet make sure to move all the coins to a new address on your electrum wallet. Also clear the cache of your printer to erase any memory of the private keys.