Tagged Questions

Bitcoin clients that perform a reduced amount of processing or need a reduced amount of data compared with the bitcoin.org client.

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1
vote
1answer
30 views

How does MultiBit figure out balance of an imported address? [duplicate]

MultiBit is a Simplified Payment Verification (SPV) client that uses the merkle root of block headers to validate transactions. I'm wondering however, when an address (private key) is imported into ...
5
votes
1answer
105 views

Do thin clients leak which addresses you own?

According to this, thin clients use bloom filters to request "addresses and transactions they are interested in to the peer". And according to this, bloom filters are used to help prevent the SPV ...
1
vote
0answers
134 views

Thin command line-capable client for Linux

I need to set up linux server for web service that could generate bitcoin addresses and check the balance on them, etc (basically, receive payments in BTC). And I do not want to use third-party online ...
1
vote
1answer
112 views

Options for a Client Only C# application

If I want to create a client only, C# desktop application, what are my options for working with Bitcoin? I could try to port BitcoinJ, which seems like a lot of overhead in terms of initial effort ...
2
votes
1answer
1k views

Is there a wallet like Multibit for Litecoin?

Is there a lightweight client like Multibit available for Litecoin? If not, is one in development?
1
vote
1answer
381 views

Why can the same 12 words produce different seeds in an Electrum wallet file?

I was looking through an Electrum wallet file (from Electrum 1.9.6 for Windows if it matters) trying to understand what information was contained in it, and I couldn't initially figure out exactly ...
0
votes
0answers
36 views

How to realize if a node is a full or light (thin) one

Say I run a bitcoin-qt client. How can I get to know if the peers I see are full ones (official client sharing full ledger) or light ones (say MultiBit)?
1
vote
1answer
423 views

Multibit - Failed to create a Selector

I installed MultiBit a few weeks ago and today it's not loading anymore. It displays the following Error in the logs: The Blockchain "C:\Users\USER\AppData\Roaming\MultiBit\multibit.spvchain" ...
5
votes
2answers
437 views

Is Electrum's SPV (thin-client) implementation not P2P (as opposed to Multibit's)?

As far as I know, when I use Electrum I'm just choosing servers to trust that hold the blockchain. But in this recently published article I read this about Multibit: It uses a slightly weaker ...
3
votes
1answer
102 views

In bitcoinj, why is MemoryBlockStore not used by default?

My understanding of bitcoinj is that it is used to implement a "thin client" that doesn't store the entire blockchain- just the headers. When I use the WalletAppKit, it creates a file ...
2
votes
1answer
417 views

What service does Multibit connect to? [duplicate]

Multibit is clearly a faster desktop wallet since it's a thin client that doesn't download and process the entire *8GB blockchain. My question is, what service does Multibit connect to in order to ...
10
votes
2answers
6k views

Are the Thin clients Electrum and Multibit safe and secure?

How do Electrum and Multibit compare for being safe and secure. Both are open source. Are there any advantages, security wise, to use one or the other? I'm new to bitcoin and the only reason for ...
4
votes
1answer
876 views

What is “the gap limit” in Electrum?

I don't understand this explaination.
3
votes
3answers
6k views

What's the best Android wallet client for bitcoin?

There are many bitcoin wallet clients on android market. What is the best considering security, interoperability and usability?
3
votes
4answers
4k views

Why can't I spend my bitcoins when they have been fully confirmed?

I've used bitcoins for quite a while, but about a year ago I decided to dump having a thin client on my machine, and I've just kept my coins in various exchanges. Yesterday, however, I wanted to ...
5
votes
1answer
643 views

Can I run p2pool with a thin bitcoin client?

Everytime I restart my mining machine due to heat, I have to wait the following sequence to mine at p2pool: bitcoind -> download blockchain & rescan -> p2pool -> download shares -> ...
10
votes
2answers
6k views

Multibit vs Electrum - which is more mature and secure? [duplicate]

I'm having a hard time finding objective reviews / comparisons of these two 'lite' clients. Can someone who tried them both give some comments? Thanks
9
votes
3answers
467 views

How popular are alternative clients?

Is there any data available on how many people use an alternative client in contrast to the Satoshi client? Alternatively, is there any data on how many times such clients have been downloaded?
4
votes
1answer
147 views

What client-side checks does blockchain's android client do?

Blockchain just came out with a great Android client, based on bitcoin-wallet. In the description it says "No blockchain downlaod [sic.]". However, in the documentation of their sources, they say ...
2
votes
3answers
812 views

Thin client list

Is there a trusted thin client list somewhere? I searched one for OSX and one for Android and I found next to nothing. That is: nothing at all for OSX, and only a source-only on github for Android ...
7
votes
2answers
1k views

How secure are various models of Bitcoin clients?

As there was some disagreement on security of various models of Bitcoin clients in comments to this answer, I'd like to address the problem. How secure are various models of Bitcoin clients? Those ...
7
votes
2answers
3k views

How to backup Android Wallet?

I'm finally getting ready to install an Android client. I believe Android Wallet is the most popular one. How do I back up the bitcoins stored on it? Also, is there a thin native Android client ...
5
votes
1answer
477 views

How do I generate offline transactions in Java?

I'd like to develop a Java binding to the Stratum Overlay Network (a server for thin clients). This requires signing on offline transactions. Can I directly use bitcoinj's API to do this? Can I ...
2
votes
1answer
143 views

Lightweight client, bare necessities

What are the bare data necessities that a lightweight client would have to get from a server client in order to perform basic wallet tasks (show balance, transaction history, number of confirmations, ...
5
votes
1answer
244 views

Are there live BitcoinJS Exit Nodes?

Where can I find some live (trusted?) BitcoinJS Exit Nodes? I'm looking it it from the client perspective - I want to write a Java app that doesn't store a blockchain. I don't want to setup an exit ...
12
votes
3answers
7k views

Copy wallet to Electrum or Multibit?

Is there a way to import my wallet from Bitcoin.org's client into the much lighter Multibit or Electrum? The disk space & bandwidth consumption (not exactly well presented to a beginner) quickly ...