Questions tagged [eoa]

All questions related to format and usage of an EOA should be tagged with it.

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25 views

What is meant by a “non one time use EOA”

Could someone explain what is meant by a non-one-time-use externally owned account and what is used (or misused) for?
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1answer
261 views

Can a Smart Contract write on the blockchain a transaction containing not only value but also data between two EOAs?

I need to implement one (or more if necessary) smart contract(s) that store the information of a pending transaction (sleeping transaction) between two EOAs and generate (wake up) the transaction when ...
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1answer
133 views

Can I send/transfer data from Smart Contract to an EOA? [duplicate]

I am quite new to the world of Ethereum and I'd like to know if it was possible to send or transfer data (not only ether) to a given EOA address. Thanks in advance. Best
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1answer
195 views

Solidity: using low level call function on an EOA

Say I have a contract with a method that does a low level call on an address _addr assuming the target address is a contract with a certain method isValid(): contract Dummy { function doCall(...
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2answers
133 views

Where does Ethereum store EOAs and public keys?

I am currently having a hard time finding actual reliable concrete sources for an answer to the question what information exactly is stored on the ledger and what is not. Specifically, Ethereum knows ...
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1answer
168 views

Can Contract Accounts send Messages to EOAs?

I often hear the following statement: Contract Accounts cannot send Messages to EOAs. They can only: 1. send Messages to other Contract Accounts 2. send Ether to EOAs ... see, e.g., here: Are ...
2
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1answer
251 views

Any way to have delegatecall change the delegate contract's storage state?

A delegatecall'ed function executes inside of the delegatecaller contract's own memory & storage context. But I'm wondering whether the following is in any way possible (i.e. if certain access ...
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1answer
140 views

Why contract accounts can only be activated by an Externally Owned Account (EOA)?

Why contract accounts can only be activated by an Externally Owned Account (EOA)? And not vice versa? Contract Accounts activating EOA? What is the design principle behind this?
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1answer
708 views

How can I generate EOA address on testnet using JavaScript without access to ETH node?

I just started Ethereum. I found how to generate an address by using JavaScript like below. I need an address for testnet. I'm using Ropsten testnet. In bitcoin, I can generate from pubkey to both ...
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1answer
86 views

Use accounts as datastore

I am rather new to Ethereum and I wonder if the following scenario is possible. I want/need to store some data encoded as a JWT in the blockchain and have it (publicly) accessible via an ID. Only the "...
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1answer
6k views

Is an Account in MetaMask the same as an Ethereum Account (EOA)?

First, my setup: I use the Azure Ethereum Consortium Template, which creates one transaction node and two mining nodes in my configuration. I use MetaMask Chrome plugin to accept transactions, which I ...
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1answer
889 views

How to generate a vanity address for a smart contract to be deployed on?

I am aware of the possibility to generate vanity addresses for normal accounts. However, how is possible to generate vanity addresses for external owned accounts (which host smart contracts)? I'm ...
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2answers
243 views

Automatically create an account for new customer

I would like to automatically create an account (EOA) in Ethereum for all the users of my platform as soon as they register. Is it possible? Thanks for your help
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0answers
49 views

How do you generate a EOA address with javascript? [duplicate]

With web3 you can use web3.personal.newAccount to generate a new EOA. MyEtherWallet seems not to rely on its Geth node to generate such addresses. How would you generate EOA purely client side?