Accounts, Addresses, Public And Private Keys, And Tokens – The Ethereum Wiki


Ethereum Key Formats

Private Key

The format of your private key is 3a1076bf45ab87712ad64ccb3b10217737f7faacbf2872e88fdd9a537d8fe266 .

Account or Address

The format of your account (which is generated from your public key) is 0xC2D7CF95645D33006175B78989035C7c9061d3F9 .

Note that there is a lowercase version 0xc2d7cf95645d33006175b78989035c7c9061d3f9 and a partially uppercase version 0xC2D7CF95645D33006175B78989035C7c9061d3F9 .

The partially uppercase version has a checksum to verify the address. See EIP55 – Yet another cool checksum address encoding

UTC JSON Keystore Opstopping

The password encrypted private key is stored ter a JSON verkeersopstopping with the following format (newlines and indents added for clarity, example on OS/X):

How To Create Fresh Accounts (or Addresses)

How To Create A Fresh Account Te Go Ethereum ( geth )

You can generate a fresh Ethereum account by executing geth account fresh if you already have the geth Ethereum knot software installed:

A UTC—– encrypted account opstopping is created (formatted):

Here your account or address is 0x4e6cf0ed2d8bbf1fbbc9f2a100602ceba4bf1319. The contents of the opstopping also includes an encrypted version of your private key.

You can also generate a fresh account from within your running geth console:

geth will react with the address of your freshly created account. Again, you vereiste retain the passphrase used to create the account.

How To Create A Fresh Account Te Ethereum Wallet / Waas

Ter Ethereum Wallet / Nevel, select the menukaart voorwerp Accounts ->, Fresh Account to see the following screen. Come in a password AND save this password ter a secure location. Click on OK, repeat the same password and confirm:

You will see a fresh account show up te your Ethereum Wallet / Waas screen:

Select the spijskaart Accounts ->, Backup ->, Accounts to display the directory containing your freshly create account JSON opstopping with a name beginning with UTC-. Back this verkeersopstopping (and any other existing files te the same directory) ter a secure location.

See Network Ports, Files And Directories for the location of the directories and files on your rekentuig.

How To Create A Fresh Account Te MyEtherWallet

  • Save your JSON verkeersopstopping and password AND/OR your private key to be able to transfer funds from your fresh account
  • Check that you are using the keurig URL spil there are similarly named phishing sites

Navigate to and you will see the following screen:

Inject a password te the following screen. You will have to recall this password, so save it ter a secure location. Click on Generate Wallet:

Your fresh wallet has bot generated. Click on Download and download the verkeersopstopping onto your rekentuig. Back this opstopping up te a secure location. Click on I understand. Proceed:

Following is content of a sample downloaded JSON opstopping with the name UTC–2018-03-26T11-31-51.429z–dd4eccd742d17887f50c27aebb14d99bfd7571b6:

Ter the following screen, you will see the sample private key 85e3d0b2bb3011d00a139e5cdc4ae13144962752d6af7916bf2bd271a240094e. Save this private key ter a secure location.

You can either use the JSON verkeersopstopping with the password AND/OR this private key to unlock your account. You can print a paper wallet from the following screen:

Te the following screen, you upload the JSON verkeersopstopping you just created, to test the fresh fresh account:

Inject your password and click Unlock:

You will see your account (sample 0xdd4eccd742d17887f50c27aebb14d99bfd7571b6) ter the following screen. You can provide this address publicly to receive funds into your freshly created account.

How To Invoer Private Keys

How To Invoer A Private Key Into Go Ethereum ( geth )

To invoer a private key using geth :

How To Invoer A Private Key Into Ethereum Wallet / Nevel

You cannot invoer a private key directly into Ethereum Wallet / Nevel. Instead, you will have to find the geth executable that is downloaded by Ethereum Wallet / Nevel and use the proces above.

See Network Ports, Files And Directories for the location of the geth executable.

How To Invoer A Private Key Into MyEtherWallet

  • Navigate to . Check that you are using the juist URL spil there are similarly named phishing sites.. Click on Private Key, paste your private key into the text opbergruimte and click Unlock:
  • The following screen shows an account with a zero balance.
  • If you have a non-zero ether balance, you can send ethers to another account.
  • If you have a non-zero token balance AND you have a non-zero ether balance, you can send tokens to another account.

How To Invoer JSON Files

How To Invoer A JSON Verkeersopstopping Into Ethereum Wallet / Waas

Ter Ethereum Wallet / Waas, select the menukaart Accounts ->, Backup ->, Accounts. Ethereum Wallet / Waas will open up your opstopping manager demonstrating your keystore directory.

Copy your JSON verkeersopstopping into this directory and your fresh account will be displayed te the Ethereum Wallet / Nevel Wallets tabulator shortly.

Frequently Asked Questions

What is the difference inbetween a private key, public key and account (or address)?

Are account (or address) generated uniquely?

Can the private key be brute compelled?

Are tokens stored with the same account (or address) spil for normal ethers?

Yes. You store your ERC20 tokens ter the same account you use for storing ethers. See How Does A Token Contract Work? for further information.

You can store ERC20 tokens te an account with 0 ethers, but when you want to transfer the tokens from your account, you will need some ethers to pay for the gas required to transfer your tokens.

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