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Questions tagged [wallet]

This tag should be used for questions that pertain to wallet software. A wallet software is a piece of software which manages users' keypairs, addresses, and transactions. Wallet software also allow a user to send and receive Bitcoin.

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7
votes
1answer
5k views

How to import a private key to an encrypted wallet (on standard client)

I have a standard client (QT client on OSX) with an encrypted wallet. I've tried to import keys with pywallet, but while it claimed to be importing them, when I ran again the bitcoin client, it said ...
14
votes
2answers
2k views

Is a wallet just a collection of private and public keys?

There is a fundamental bitcoin concept I don't get. Am I correct in that all I "need" to send and receive money are a single address and its associated private key? In other words, can't I just ...
8
votes
3answers
913 views

(Why) is it difficult to merge and split wallet.dat?

It is a common question, how to sync a wallet across different devices. As far as I understand, a wallet is just a collection of private keys. Each private key can be uniquely identified using the ...
1
vote
1answer
644 views

mac bitcoin wallet question. Private keys?

I don't understand the bitcoin-qt program (mac). Why doesn't it show the private keys for the addresses I've created? Also, why doesn't it let me delete the new addresses? Say I want to send money ...
7
votes
1answer
1k views

Confirmations on sent/receive transactions, still have 0 balance

I've tried to transfer Bitcoins from one address to another address, both of which I own. I bought a new computer, so I downloaded the Bitcoin client for OS X, and transfered from the old computer to ...
6
votes
1answer
812 views

Bitcoin Explorer - Truth or did i just got my wallet stolen?

So there is this webpage being advertised: http://allseeingbiteye.tk/ And the way it is advertised is: You can be tracked! Be careful of what you pay for. Bitcoin is as insecure and non-anonymous as ...
6
votes
1answer
428 views

What happens when an encrypted wallet runs out of keys?

Say someone wanted to be evil to the main client and set its wallet to contain one key, lock it, and then start mining. After the first block was generated, the client would traditionally create a new ...
2
votes
4answers
837 views

What are the most secure-yet-convenient ways of creating a wallet, that require just remembering a password?

A friend just asked me "where are the 11 BTC I bought from you half a year ago? ... I don't remember where I put them." He formatted his computer a few months ago, and the money is probably lost (all ...
11
votes
1answer
2k views

How safe is it to use a Linux live CD to access my savings wallet?

It's clearly safe to create a savings wallet offline with a live CD, as no data can be sent to an attacker even if the live CD image is compromised (which seems unlikely). However, when it comes to ...
6
votes
1answer
413 views

Read wallet.dat error?

I use BitcoinSharp with C#.net. I try to reading my wallet.dat (dont encrpyt). And some error : "The input stream is not a valid binary format. The starting contents (in bytes) are: 00-00-00-00-01-00-...
5
votes
1answer
221 views

No Account number or Address in listtransactions for generated blocks

I am in the need (for my app development) of having more information printed with the "listtransactions" of the bitcoind daemon. For blocks generated it shows the account as "" and no bitcoin address ...
5
votes
1answer
222 views

Where are the receiving and sending address descriptions stored?

Are the sending and receiving address descriptions stored in the wallet file, or as some other file managed by the Bitcoin client app? If I move or copy my wallet to a new installation of the ...
3
votes
1answer
478 views

Does Bitcoin wallet encryption also protect my sending and receiving addresses?

Bitcoin wallet encryption makes sure (by encrypting the private keys with a passphrase) that someone who finds your computer or your Dropbox or your backup drive (including wallet.dat) cannot spend ...
9
votes
1answer
768 views

Does the BerkeleyDB-based wallet.dat implementation leak private key data?

I read this little nugget on the bitcoin client bug tracker: the bdb binary log files can also contain sensitive data such as private keys Is that true? Does this mean that even with an encrypted ...
12
votes
2answers
300 views

Can I force my wallet to only have news keys, post-encryption?

Now that v0.4 of the bitcoin client has encryption I've gone ahead and encrypted the keys in my wallet. But I had previously made backups of my (unencrypted) wallet and those keys are the same keys ...
28
votes
2answers
7k views

Is there some way to merge two wallets or to import/export addresses?

I've got one wallet.dat from my laptop and another on my desktop, each containing various (different) receiving addresses that I use pretty often. I'd like to merge them into a single wallet.dat so I ...
-2
votes
1answer
313 views

How to build a wallet in my computer? [duplicate]

Possible Duplicate: What software and skills do I need? I have seen on the wiki, there are too many steps (hard steps for a non-geek person) to build a wallet. Is there a easy way for a new non-...
11
votes
3answers
576 views

What is the absolute minimum amount of information required to have access to a bitcoin balance and or a wallet file?

As far as I gather a wallet can remain offline indefinitely transactions are being sent to it. The network will keep track of the transaction so that the next time it is connected it will catch up. ...
1
vote
1answer
1k views

OS X 10.7 - Where is Bitcoin data stored? [duplicate]

Possible Duplicate: Is there wallet.dat for OSX? Upgrading my HD; clean install and I want to copy the wallett etc from old hard drive. What do I need to copy? Thanks in advance.
6
votes
5answers
122 views

Will it be possible to export a key and only allow it to be imported once?

When the import/export key be implemented I would like to know if it will be possible to export a key with an option like: The exported file can only be imported one time, or that the exported key was ...
11
votes
2answers
591 views

Is there a recommended maximum number of transactions any one address should ever receive?

The pool I am with has sent about twenty transactions to one address I gave as a 'send to' addy. Could this one address just go on and on taking more and more of these transactions? A hundred of them? ...
18
votes
2answers
1k views

How can I transfer all funds to new keys?

My wallet.dat (bitcoin-3.4) has maybe been left on a work machine, leaving it accessible to the admins there. I would like to transfer all my current funds to a new wallet. How do I do this and how ...
25
votes
8answers
3k views

How can a single person operation keep a collection of online wallets secure?

While this question is similar to others about securing wallets, I think it merits a question of it's own. One thing that has dissuaded me in the past from running an online wallet service of some ...
6
votes
4answers
756 views

Bitcoin client which doesn't use wallet.dat?

Is it possible to use Bitcoin client without wallet.dat file, by entering your addresses and being able to see the balance, but without the ability to spend bitcoins? I know that it's possible to ...
13
votes
2answers
346 views

What are the minimum security expectations of an online wallet service?

If you wanted to assess the security of an online wallet service such as a bitcoin bank or ewallet, what would expect to see addressed? Obviously SSL connections, but what about authentication, ...
9
votes
1answer
657 views

How to configure the official bitcoin client to conveniently use offline wallets?

This is a follow up question to "How can I keep my wallet secure?" Is there a portable (at least Win32&64/Linux) to configure the official bitcoin client to use only offline wallets to be ...