I created an ethereum paper wallet on an offline computer. Do I need to keep both the private key and the UTC/json file or can I just keep the UTC/json file and extract the private key from it. Thank you.

  • Note: If you forget your password, no one can do anything. It would be better if you keep your private key as your backup option. – Ayushya Mar 5 '18 at 7:18
  • @user19510 How to extract private key from json. – rootOcean Aug 31 '20 at 13:25

The JSON file contains (in encrypted form) the private key, so that's all you need.

Not the answer you're looking for? Browse other questions tagged or ask your own question.