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Questions tagged [multisignature]

multisignature is a process of requiring multiple parties to unlock funds, decrypt information or sign transactions

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ERC20 token transfer with a multisignature wallet

I have a multisignature wallet(it is a different contract). I have some tokens to transfer to another address(token is an ERC20 and can transfer via (yourContract.methods.transfer(toAddress, amount)) ...
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Transfering tokens from Mulisignature wallet

I have a multisignature address, say X. This multisignature is done by a contract for transferring eth. But I have purchased some tokens(ERC20), how can I transfer tokens. I am confused because I ...
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25 views

Is there any simple explanation to multisig wallets?

I read on ConsenSys and Ethereum MultiSigWallet. I got that "The purpose of multisig wallets is to increase security by requiring multiple parties to agree on transactions before execution. ...
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29 views

Multi-signature Ecrow time based?

I have a user A and a user B. They do not trust each other. So, they run the following smart contract: User A specify a time locked deposit of x coins to user B under a predefined condition( For ...
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Got Gas Estimation failed error every time, at the time of execution of MultiSig wallet contract. Specifically while executing sendMultiSig() function

function sendMultiSig( address toAddress, uint value, bytes data, uint expireTime, uint sequenceId, bytes signature ) public onlySigner { // Verify the other signer var operationHash ...
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1answer
38 views

What should I input to these parameters in my MultiSigWallet Contract's function?

these are the parameters, included in function sendMultiSig() from contract multiSigWallet{}. how can I input expireTime and signature? and who will be the toAddress? A msg.sender? a signer? or a non ...
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44 views

Error: Returned error: VM Exception while processing transaction: revert

pragma solidity ^0.5.0; contract MultiSignatureWallet { uint constant public MAX_OWNER_COUNT = 2; event Confirmation(address indexed sender, uint indexed transactionId); event Revocation(...
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71 views

Invalid implicit conversion from bytes32 to bytes memory requested

Error in given code, Invalid type for argument in function call. return ecrecover(operationHash, v, r, s); And, function sendMultiSigToken (address toAddress, uint value, address ...
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1answer
11 views

Error in Forwarder creation in MultiSig Wallet

The following code, function createForwarder() public returns (address) { return new Forwarder(); } gives error, TypeError: Return argument type contract Forwarder is not implicitly convertible ...
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1answer
21 views

Does MultiSig wallet's function follows any Token Standard i.e ERC223?

Does MultiSig wallet may include functions like increaseSupply, decreaseSupply and functionality like blackList addresses?
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1answer
18 views

ExecutionFailure in MultiSigWallet contract

I wanted to test a simple use case of MultiSig wallet. To do that I've deployed gnois MultiSigWallet.sol to Rinkeby network. Before testing the multisig functionality I wanted to deposit 0.1 ether to ...
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121 views

Solidity function with multisig functionality

I have a smart contract for pallet exchange. There I have a function for exchange pallets between two partners. The point is, I want that you can only run the function when both partners confirm the ...
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1answer
72 views

How to combine a MultiSigWallet with the advantages of a HD Wallet?

For a token sale we want to use the MultiSigWallet from ConsenSys where all team members will registered as signer while every transaction needs to be signed by at least 2 team members. Otherwise we ...
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1answer
51 views

Is there any way to fix my mistake when setting up a Multisig wallet?

So I am an idiot... I know. But feel free to tell me I am. When I set up my Multisig wallet with gnosis I made a fatal error. I created a Rinkeby Test wallet. I did a test transaction and it all ...
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1answer
298 views

Managing ERC20 tokens with a multisignature address

Say I have the following: Address A belongs to me and holds 10 ERC20 tokens, but does not hold any ETH Address B belongs to somebody else and I need to send 10 ERC20 tokens there from address A ...
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33 views

Error when trying to implement Multisig wallet

When we try to send ether transaction execution in multisig got error in signing. Error: Invalid signature value. while calling contract execute function in solidity code Error: invalid address at ...
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30 views

Connect multiply contract to existing MultiOwnership contract?

I have a "Multiownable" contract with 3 owners, and another "OwnableWithRoles" contract with some privilege addresses. Also, I have other contracts for crowdsale stages, token, oraclize and etc. I ...
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1answer
282 views

Error: MetaMask Tx Signature: Unknown problem:

Can anyone tell me what's going wrong? My contract function is working fine for some accounts, then not for other's. It completely random also, sometimes it's one account sometimes it's another. ...
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1answer
35 views

on deploy MultiSigWalletWithDailyLimit: Error VM Exception while processing transaction: revert

I'm trying out a very simple js script through truffle to create the Gnosis multisig wallet on a local testrpc net. However it always fails. JS deploy file: const MultiSigWalletWithDailyLimit = ...
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73 views

Integrate multisig wallet

We have a web app where some operations have to be signed by the user. Today we have an integration with MetaMask in order to allow it. Now we are thinking on adding support for multisig wallets and ...
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1answer
120 views

How to multisig a transaction function?

I have a smart contract for selling Painting in crowdsale, Once the Painting is sold in crowdsale the owner of the painting can trade it to other user once the crowdsale is over. I have to implement ...
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1answer
114 views

Could Someone Explain this Mutli-Sig Smart Contract? [closed]

This code seems to be a good standard for multisig accounts on the eth chain. Could someone explain it piece by piece for me? https://github.com/christianlundkvist/simple-multisig pragma solidity 0....
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84 views

Where do I find the _h Hash to confirm an ETC Multisig Contract Transaction

I'd like to send ETC from a multisig contract with Parity or MEW. There is a good description how to do this on the ETH chain: https://myetherwallet.github.io/knowledge-base/faq/interacting-with-...
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40 views

Are multi-sigs multiple keys signing on a single shared signature, or one signature per key?

And if it is a single shared signature, how does that work?
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1answer
955 views

How to create multisignature transaction?

I have to create a multisignature transaction which the transaction should get signed with at least 2 private keys. Could anyone explain how to do it? I am using web3.py import rlp from ethereum....
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1answer
1k views

How to send multiple transactions from wallet at once? [duplicate]

How is this possible? Lets say i want to send 0.05 ether to 100 accounts and don't want to create one and one transactions at a time. Is there a way to input a list of wallets that you want to send ...
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1answer
163 views

creating multi signature address in solidity

How can I create an array of multi-signature address (2-of-2 P2SH multisig, keeping one account on all the multi-signature account constant) in web3js or solidity so that my custom token can be ...
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137 views

creating multi signature wallet for my custom token

I have created a custom token named VCF token as pragma solidity ^0.4.18; import './IERC20Basic.sol'; import './SafeMath.sol'; contract VfcToken is IERC20Basic{ using SafeMath for uint256; ...
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1answer
179 views

How many signatures maximum on a multi signature contract

What would be the maximum number of signatures where it would cost about near block gas limit to verify and execute a transaction. What would be a reasonable number to limit and add other logic to a ...
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1answer
18 views

Is there any possibility to exclude one of MuliSig Wallet owners?

I mean not to exclude from already existin multi sig wallets, but create a wallet with such possibility. For example: The team of 4 people want to accept temporary 5th member (give him the right ...
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203 views

Is it possible to create a smart contract from a multi sig smart contract wallet?

Is it possible to create a smart contract, for example a ERC-20 from a multi signature smart contract wallet?
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1answer
100 views

Adding/removing Owner in MultiSigWallet

I'm trying to understand the logic of Consensys' MultiSigWallet and being stuck with the understanding that onlyWallet can call addOwner() or removeOwner() or replaceOwner(). There are no such ...
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1answer
94 views

How multi currency wallet gets connected to different blockchains?

How multi currency wallet is getting connected to different blockchains and how public and private key is managed in it? If I want to develop multi currency wallet then how can I connect to different ...
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362 views

MIST MULTISIG WALLET

I deployed a MULTISIG WALLET with 3 signatories. It has 3 approvers and I need to update one of the approver's ETH wallet. Am I able to remove/add signatories using Multisig MIST Wallet???
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Question on selfdestruct/suicide operation to a multi-sig address

I am writing a very simple contract that does the following: accepts ETH allows the transfer of ownerships logs events suicides when goal is met I tested it successfully with a regular account and I ...
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965 views

How to transfer ERC20 tokens from a multisig wallet?

How can I transfer ERC20 tokens from a multisig wallet? According to this question, it is possible to send a token from a multisig by setting the to parameter as the token contract's address and ...
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1answer
346 views

Multisig wallet generating a big number of ETH addresses

I'm looking for a possibility to generate many (say, 1000) addresses from a multisig wallet. The idea is that we accept payments to these addresses, and then move all funds to a single address using 2-...
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1answer
348 views

Signing Multisig Wallet Contract transactions Offline in geth console

I have setup a multisig contract using the standard Wallet Contract and have been interacting with it on my geth console successfully as per the Mist Wallet Contract wiki entry. So far I've been able ...
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2answers
304 views

Looking for multisig wallet source code?

Found several multisig wallet source codes but I can't deploy them in ethereum wallet because they can't be compiled. Either they use an old version of solidity or I get the error "No visibility ...
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1answer
147 views

Multisig addresses

I am in the process of updating a DAPP so that it requires a 2/3-multisig address in order to call some functions, but I fail to find information about how to verify that an address is of this type or ...
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222 views

wallet.ethereum.org How to send from multisig contract

I have a multisig contract with 2 required signatures. The first singature will be made by account key. I have a private key from the second, but how to sign it?
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1answer
302 views

Multisig address Vs Contract address

I happened to deposit a new token "POWR" on bittrex exchange and when clicked to generate a new address i got a 0xa217f4c09ff1a27be0724f1efaf0fc5e87ca3031 When i checked the address in Etherscan the i ...
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1answer
278 views

How to interact with a contract function through another contract?

I have this function on my MultiSigWallet function submitTransaction(address destination, uint value, bytes data) public returns (uint transactionId) { transactionId = addTransaction(...
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1answer
667 views

Multi-Sig Contracts Comparison

I'd like to see a comparison of features (audited, how active it is, last modification, usage in real world, ..) among the known multisig wallets: this for creating a reference comparison for choosing ...
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2answers
397 views

Managing ERC-20 tokens in a corporate setting

What are my options for managing large quantities ERC-20 tokens in a more corporate manner. In particular multi-sig and disaster recovery. I like the features in Mist/EW, but do these multi-sig and ...
2
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1answer
263 views

Why `address.call` function “saves” unnecessary gas for after the internal execution?

I deployed a contract of a multisig wallet to ropsten and try to test its abilities: https://ropsten.etherscan.io/address/0x8bf20c41ee6a9fd84e81d6f6df872d9628cd08b2 Things that worked fine: Withdraw ...
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2answers
675 views

Why and how does the “low security” functions affect the biggest multi signature contract?

People use this contract everyday http://github.com/ethereum/dapp-bin/blob/master/wallet/wallet.sol and it's also the contract with most ethereums right now. Also you can create a multisig account on ...
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1answer
355 views

How to confirm a multisig ETC contract wallet transaction that requires two account signers?

I created a multisig contract wallet with Ethereum Wallet that requires two signatures well before the ETH/ETC hard fork. I'm just now coming back to try and move my ETC out of the 2sig contract ...
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1answer
131 views

Multisig deployment created ETC standard wallet - how to access?

I made a multisig wallet on the ETH chain in December or so last year. It has an ETC parallel to it which I cannot access. As you know multisig wallets don't have private keys. And I can't use the ...