Questions tagged [cross-chain]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0
votes
0answers
10 views

Seeking method for validating existence of a contract across EVM compatible chains?

We have a function that checks existence of a contract address as follows: function _assertContractSupportsERC721Interface(address _contract) private view { try IERC721(...
0
votes
1answer
36 views

Is it possible to communicate between ethereum smart contract and binance smart chain contract?

I would like to call a function in the Binance smart chain contract from my ethereum mainnet smart contract is this possible?
1
vote
0answers
105 views

maintaing metadata while ERC721 cross-chain transfer

I want to make any ERC721 token (on any contract) to be transferable from ethereum to MATIC chain (fully compatible with EVM with deployed support contracts on ethereum). So I am doing the following ...
4
votes
3answers
136 views

What are the available options (March 2021) for bridging tokens across the chains?

Actual problem in mind I would like to release a token for the Island DAO. I'm worried that ETH gas prices are prohibitively expensive - if I use ETH, the smaller guys will not come. But ETH is the ...
1
vote
0answers
1k views

How to convert my custom ERC20 token to BEP20?

I have my custom token on the Ethereum network and I want to send part of the tokens to the binance smart chain. That is, issue a wrapped token.For example: https://etherscan.io/token/...
1
vote
1answer
13 views

Cross chain smartcontract interaction

I'm thinking about a particular use case where a smart contract in a private chain could send txs to the public chain (in my case txs would be functions calls of a smart contract in the public network)...
2
votes
0answers
38 views

What is the duty of a Notary in interaction between chains ? (Updated) [closed]

What is the precise definition of "Notary" entity? Is the definition of "Notary" the same in "interoperability between different blockchains" AND "cross-shard transaction in a shared chain"? Or do we ...
0
votes
1answer
296 views

Griefing Attacks: Are they profitable for the attacker?

The following article explains one of the solutions for indirectly validate a block when cross-sharding transaction between two shards to prevent invalid blocks. The article called one of these ...
2
votes
0answers
28 views

The “Fisherman” idea for indirectly determining the validity of the canonical chain?

The following article explains the problem of validating a block in a cross-shard transaction in a sharded chain, along with existing solutions. One of the mentioned solutions is the "Fisherman" idea ...
2
votes
0answers
95 views

Validating cross-shard transaction using Beacon chain snapshots?

According to this article: (Link to article), there are two types of validation for cross-shard transactions: Synchronous and Asynchronous. But the question is that why cannot we use Beacon chain ...
2
votes
0answers
60 views

Ethereum cross-chain/cross DLT

What functionalities/standards does Ethereum have that can be used in cross-chain or cross-DLT operations? What is the recommended solution when someone need to do an atomic swap? And other cross ...
3
votes
2answers
439 views

cross-chain atomic swaps for integration between enterprise blockchain solutions (quorum, hyperledger, R3 corda)

Understand that cross-chain atomic swaps is for asset transfer between different cryptos. In a world where there are different enterprise blockchains, cross-chain atomic swaps as a concept/...