Questions tagged [message]

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8
votes
1answer
1k views

What method does My Wallet use to encode messages in the blockchain?

What kind of protocol does My Wallet use?
8
votes
2answers
387 views

Ramifications of illegal content in transaction messages?

Would it be possible to make using Bitcoin illegal by posting child porn or similar highly illegal content in the message of a transaction? There are methods for having 'thin clients' that don't ...
4
votes
2answers
2k views

How does blockchain.info associate a message with an address? [duplicate]

I randomly encountered this address on blockchain.info: https://blockchain.info/address/1CzpppydnGN5dQN7iBnZbmm5RXreu7hrHW and at the top a message appears presumably describing the owner of the ...
1
vote
1answer
1k views

How to store arbitrary data in the bitcoin blockchain and how can I differentiate between a transaction an those data?

According to this post, I can store arbitrary data in the blockchain (as the news about "child pornography in the blockchain" tell). Now I want to store "Hello World" in the blockchain. Is there a ...
6
votes
2answers
7k views

Is it possible to send a message to a bitcoin address? how?

Say I have an online store that accepts bitcoins and want people to be able to contact me through my wallet, because that is ultimately the entity involved in an hypothetical trade. Can that be done? ...
2
votes
1answer
939 views

Blockchain transaction message length limit

When I perform a transaction on the blockchain, I can add a message to the transaction, which will then exist forever in the blockchain. Say for example I wanted to use the blockchain to store ...