Linked Questions

2
votes
0answers
55 views

What is multisig and why would I use it in bitcoin? [duplicate]

I read the term multisig address, as something that requires more than 1 signature. What is that? What would be the context of using that, why would I use something like that?
18
votes
4answers
12k views

How can I create a multi signature 2-of-3 transaction?

Can somebody help me with step-by-step list of how to create a multi signature 2-of-3 transaction?
26
votes
1answer
16k views

How secure is blockchain.info?

How secure is using a wallet on blockchain.info? How do you evaluate the different sites that provide wallets?
15
votes
6answers
4k views

How would a decentralised exchange work?

The idea of decentralised Bitcoin-fiat exchanges has been floating around. (For example Mastercoin, Ethereum and Bitshares claim to be able to do it.) How would such a decentralised exchange work?
12
votes
1answer
5k views

How does one make multisignature transactions with the bitcoin client?

With the release of bitcoin version 0.6.1rc2, it is now possible to do M-of-N required signature transactions in the main network. But how does one actually perform such a transaction? I've been ...
6
votes
1answer
3k views

Multi-signature and “pay to script hash” vs “pay to pub key hash”

If I understand correctly, there are two methods to perform a multi-signature transactions in Bitcoin. One is "pay to pub key hash", which is a method commonly used to send standard single signature ...
4
votes
2answers
2k views

Bitcoinj How to create multi-signature address using bitcoinj

Can somebody help me with step-by-step list of how to create a multi signature 2-of-3 transaction using bitcoinj api?
1
vote
4answers
538 views

Is there any blockchains that has implemented a 2fa type of security measure?

Currently someone can steal your btc private key and send all your funds away. But has there been a 2fa built into a blockchain that prevents something like this? Say if you wanted to send something ...
4
votes
2answers
1k views

Do some Bitcoin wallets fail to support sending to multi-signature addresses?

The Satoshi client has support for multi-signature transactions through the JSON-RPC API since version 0.6.1rc2. My understanding is that a multi-signature transaction creates an address which is ...
0
votes
3answers
191 views

How can you share a plaintext bitcoin address private key with a friend and ensure they won’t spend your bitcoin?

How can you share a plaintext bitcoin address private key with a friend and ensure they won’t spend your bitcoin?
1
vote
1answer
125 views

micropayment channels, n-m addresses, interoperability

I just read bitcoinJ's working with contracts tutorial and I am puzzled as: it seems to me that n-m addresses are implemented in Bitcoinj using plain multisig (as defined in this bit of the developer'...
2
votes
1answer
94 views

P2SH that pays out only to a certain Bitcoin address?

Is it possible to create a type of redemption script that when the correct number of signatures are collected pays out to a pre-defined address ?