Questions tagged [paper-wallet]

Related to the creation and usage of paper wallets, mostly used for cold storage.

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37
votes
8answers
4k views

How to save bitcoins as paper?

I would like to save some of my bitcoins on a piece of paper with QR code printed on it. What would be the easiest way to do it without using Mt Gox. or similar. Just bitcoins (I'm not afraid of some ...
13
votes
3answers
14k views

How to claim Bitcoin Cash & Bitcoin Gold from paper wallet

Before the first Bitcoin fork (August 1st) I put all my Bitcoin into a paper wallet. I kind of forgot about it. Now I think I can claim Bitcoin cash as well. Now there has been another fork resulting ...
10
votes
3answers
12k views

How Can I Ensure Private Key is Valid on my Paper Wallet?

I have recently created a paper wallet using the tool at bitaddress.org. Now I will soon be transferring a large sum of money to the paper wallet, however before I do so I would like to be sure that ...
9
votes
2answers
353 views

Can more bitcoins be transferred to a paper wallet address once it is created?

I created a paper wallet from coinbase with some initial amount and secured it. I want to keep adding more bitcoins to the same address. Can I do that? Are there any issues doing it?
8
votes
6answers
9k views

Monitor paper wallet balance without importing private key?

I generated a paper wallet offline and running from fresh OS, and I'm not going to ever type that private key into a computer until it's time to spend the coins. But I will send coins to this address ...
8
votes
3answers
2k views

How can an online wallet be more secure than paper wallets or cold storages?

Recently, after I was reading that some bitcoin early adopter lost 750 BTC due to theft from his macbook, I was looking for the most secure storage solution for my coins. I already know about paper ...
7
votes
5answers
3k views

BIP38 or Brain wallet?

I have seen many videos about paper wallets and different ways to store BTC. And I have choose to store using a cold wallet (paper wallet). But I am not sure what option I should choose: a normal ...
7
votes
2answers
1k views

How can users have confidence that there are no backdoors in paper wallet generators?

I'm thinking of issues like the randomization not being truly random. I appreciate that some users could examine the code themselves, but what assurances do less technically skilled users have?
7
votes
2answers
13k views

How do I transfer BTC in cold storage?

I understand how to send BTC to cold storage or offline wallets, but I can't seem to find information on how to send BTC from cold storage to, let's say, a wallet on my computer, or a website, or a ...
6
votes
2answers
243 views

Paper wallet secret Santa?

I'm planning to contribute a Paper wallet as Secret Santa gift. This would require the recipient to learn a bit about bitcoin and set up their own wallet in order to use the value. What's the best ...
6
votes
2answers
3k views

How do you sweep a paper wallet with Bitcoin-Qt?

Sweeping involves importing a private key, then sending it's entire balance to a new address in your wallet via a new transaction. This would protect your paper wallet's bitcoins from being stolen if ...
5
votes
3answers
806 views

What did I do wrong that caused me to lose bitcoin?

I've been accumulating bitcoin into a paper wallet for a couple weeks. It's all been stolen. I'm trying to figure out what I did wrong: https://www.blockchain.com/btc/address/...
5
votes
3answers
5k views

Is it possible to make a paper wallet out of a bitcoin-qt wallet?

I have a single bitcoin address with all my savings on it. I want to make a paper backup for precaution (as if my hard drive somehow exploded) with that specific address. Is that possible? Keep in ...
5
votes
3answers
2k views

Where does the change go in blockchain.info when using a paper wallet?

When using a paper wallet as watch only via block chain.info and you send partial amounts out from it. Where does the change go? I've read you can lose all your coins if the client doesn't handle ...
5
votes
5answers
2k views

I have more than 20 paper wallets with very little bitcoin in them. How can I combine all of them together?

I have a bunch of paper wallets with different small amounts of Bitcoin in them. How can I combine them all into one address without having to pay a fee for sending each paper wallet to my own account?...
5
votes
3answers
5k views

Claim Bitcoin Gold from my paper wallet [duplicate]

I have asked similar questions in the past, But I didn't get a clear answer yet. I have my bitcoins in a paper wallet, Everywhere I am reading that exchanges like yobit,hitbtc etc will support bitcoin ...
5
votes
1answer
518 views

Is this a safe method for cold storage?

Here is the method I plan to use for creating a cold storage. I am very new to all this, and have never used Bitcoin before. I am not very technical either. Anyway, here it is: Create a live-cd with ...
5
votes
1answer
590 views

Can I use Multibit private key for paper wallet?

I plan to export the private keys from Multibit, keep those and delete everything else. Now I read about Multibit having some kind of hidden mechanism for spare adresses within a wallet. Would my ...
5
votes
4answers
2k views

Namecoin Offline Wallet Generator

I want to keep some NMC offline. Is there a way to generate an offline wallet like bitaddress.org that I can run on a live CD, generate wallet and keep offline?
5
votes
1answer
882 views

Trying to create a bitcoin public/private key using bitcoin-core

I want to create a single bitcoin address to which I can send and receive funds too. Using the bitcoin-core console, I typed in the following: Input: getnewaddress Output: Address: ...
5
votes
2answers
766 views

What is the best method for creating a paper wallet?

I am looking to move some of my bitcoins from cold storage to a paper wallet. I have heard that metal stamping is one of the better long term strategies since paper can burn or fade. Any other ...
5
votes
6answers
2k views

Safely convert paper wallet to encrypted online wallet

I started investing a not insignificant part of my salary into BTC a few years ago. I created 10 paper wallets (using bitcoinpaperwallet.com) on a dedicated laptop disconnected from the Internet. I ...
4
votes
3answers
4k views

Is it possible to spend partial amounts from a paper wallet?

Okay, so I create a paper wallet from blockchain.info and have it printed out with the public/private keys. Now I loaded it with some bitcoins. In my blockchain.info account it shows it as watch only. ...
4
votes
1answer
307 views

What would be a safe way to store large amounts of Bitcoin long term to ensure safety from loss?

What would be a safe way to store large amounts of Bitcoin long term to ensure safety from loss? Is it safe to use Bitaddress.org to generate private keys and use them to generate multi-sig address, ...
4
votes
5answers
486 views

Store Bitcoins offline

I have some bitcoins and ether at Blockchain.info and I am really scared of losing them. How do I best secure them? Right now I have a paper with the code to restore my wallet, but my coins are still ...
4
votes
1answer
601 views

How to backup paper wallet digitally

I'd like to move some bitcoin off an exchange and into a paper wallet for long term storage, but looking for ways to backup the keys in case of theft/fire/stupidity. My thought was to (on a new ...
4
votes
1answer
459 views

How would one go about generating a BIP-38 encrypted vanity address for cold storage?

I want to generate a vanity address with BIP-38 encryption for a cold storage paper wallet, how would I go about securely making one? From what I've found, generating a vanity address with Vanitygen ...
3
votes
1answer
949 views

Verify paper wallets

I generated a paper wallets with offlineaddress.com. Is there a way to check if the private key corresponds to the public key without compromising the wallet by loading it onto an online computer?
3
votes
4answers
2k views

Is holding funds in a Bitcoin paper wallet safe?

If you received lots of bitcoins, like 100, and you are not comfortable holding them in your personal blockchain wallet, is it preferable to move them and hold them in a paper wallet for safety ...
3
votes
3answers
337 views

if my wallet is sufficiently secure, can I ever lose my coins?

I've made an offline address and only have the key stored on 2 encrypted flash drives stored in different locations with the private key written physically on paper and stored in 2 locations. Do I ...
3
votes
2answers
3k views

Can I recover my bitcoins from an Armory paper wallet even if Armory ceases to function?

I just created an M-of-N offline fragmented backup paper wallet through Armory. I plan to put most of my BTC here. Before I do, I want to know that if anything should happen to Armory -- if they stop ...
3
votes
1answer
716 views

API to send bitcoins from paper/cold wallet?

I am making a program which will take a .wif private key, and send all funds from the wallet represented by the key to a certain address. I need this to be fully automated, but I can't seem to find ...
3
votes
2answers
1k views

What is the current state of BIP 38 (encrypted paper wallet) integration with cell phone wallets?

Given current implementations, is there a wallet that I can use to scan a private key, then enter in the password as a PIN, and the wallet will send from the key and sweep the rest onto a key ...
3
votes
4answers
1k views

Backing up wallet with pen and paper, destroying electronic copy, restoring from keyboard — how?

I have bitcoinQT with some coins on it. I want to use the internet on a regular basis from this computer. I do not trust the authors of internet applications and commercial operating systems. I ...
3
votes
1answer
781 views

Armory paper Backup

I have the paper backup for Armory Wallet but do not have access to the computer which the Wallet was created. How to I export the BTC?
3
votes
2answers
3k views

How do I decrypt a password protected, BIP0038 address?

Services like bitaddress.org allow you to password encrypt a paper wallet. How would I decrypt it?
3
votes
2answers
74 views

How can i trace a transaction where my bitcoin has been withdrawn from my paper wallet?

My bitcoin has been stolen from my paper wallet, can I track where its gone and is it possible to do so with my paper wallet?
3
votes
2answers
2k views

Is there a paper wallet generator for the new bech32 bc1xxx segwit address?

Is there a paper wallet generator like bitaddress.org for the new bech32 bc1xxx segwit addresses?
3
votes
2answers
6k views

How to access my bitcoin on a new wallet?

Ok let me start with I am a novice and please excuse my ignorance(!) Thanks! A few years ago I went to the bank and deposited cash to buy bitcoin. I had a wallet with a bitcoin address as well as a ...
3
votes
2answers
303 views

Does Bitcoin have a physical equivalent like US dollars do?

I can send US dollars electronically and they get recorded electronically at my bank. However I can also get a piece of paper to represent different amounts. For example, my bank will give me a '...
3
votes
2answers
621 views

Transfer coins to a paper wallet created before the fork

So I have a paper wallet with BTC (and I assume BCH) that I created before the hard fork. I have recently purchased some BTC and would like to transfer them to my paper wallet. Would this cause any ...
3
votes
4answers
17k views

How can I withdraw Litecoin from a paperwallet?

How can I withdraw my Litecoin from a paperwallet? I have tried to use blockchain.info but it seems like it is only bitcoin that I can withdraw with that. I used the bitcoinpaperwallet.com webpage ...
3
votes
1answer
896 views

Tutorial on how to import a paper wallet into blockchain.info and send a transaction with message attached then delete it?

Is there an API call on using the blockchain.info api on how to import a paper wallet and then send a certain amount of funds with a note attached? Looking for just a sample code of how to do this ...
3
votes
3answers
6k views

Can I use Electrum seed as a paper wallet?

Based on what I've read so far I'm pretty sure that what I want to do should work, but I'd like to get some confirmation to make sure I won't be causing myself issues by screwing something up if I'm ...
2
votes
2answers
2k views

“always spend all balance of paper wallets” - Then why am I using my paper-wallet for multiple transactions without any problem?

I'am very confused. I just read on the most popular services for paper wallets that "You should always spend all the funds on a paper wallet, not part of it or you will lose the rest" . It links back ...
2
votes
1answer
185 views

Handwritten paperwallet or hardwarewallet to store Bitcoins?

Most people I talk to are convinced that a hardware wallet is the safest place to hold your Bitcoins. But I'm not so sure if it's not safer if I create offline on a non compromised fresh system the ...
2
votes
1answer
2k views

Is it possible to buy bitcoins via an exchange directly into cold storage?

I own a cold storage wallet. I want to buy bitcoins, directly into my offline wallet (in order to avoid extra transfer fees). I understand i have to pay exchange fees. What I want to avoid is: buy ...
2
votes
1answer
69 views

BIP39 English Word List

Looking through the 2048 words on the English BIP39 list on GitHub, I could see there are lots of words that differ from one or more others by just one letter. This is inherently weak as it is too ...
2
votes
1answer
258 views

bitaddress.org paper wallet vs. single wallet

After generating a single wallet (at bitaddress.org), the paper wallet option at the top shows a different public address? Why is the public address different?
2
votes
2answers
433 views

bitcoin paper wallet--multiple addresses

Is it is true that a paper wallet has only one address and can only have one address maximum? I want to be 100% sure when I check my balance on blockchain.info that the money is there. If someone ...