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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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only option to determine which software an address originated from is to have some backup of the wallet file, or some other indicator, such as an email confirmation. …
answered Sep 27 '18 by Raghav Sood
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They appear to simply be offering a physical coin stamped with the Bitcoin logo. Moreover, it appears that the private key is generated by them, which means that nothing prevents them from keeping a c …
answered Nov 1 '18 by Raghav Sood
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wiki, there would be limits to its benefits for actual wallets. Wallets vs. Wallet services vs. Custodians vs. Exchanges Services such as Robinhood do not qualify as a wallet, since there is no way to … of your keys, and are subject to a significant counterparty risk. You then have wallet services, such as Bitpay and BitGo. These services provide mobile and desktop apps, and also allow you to …
answered Nov 29 '18 by Raghav Sood
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(to try and prevent cases of LTC being sent to BTC addresses and similar). This is usually done by prefixing the currency before the QR code, likely inspired by BIP 21. If your wallet app doesn't accept that code, simply remove the ripple: and any extra parameters after the main address, if present. …
answered Jul 2 by Raghav Sood
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, it will generate more addresses using the seed words. The process of how addresses are created from a common root is described in BIP32. The SPV protocol is described in the whitepaper, and also by MultiBit (another wallet that utilized SPV systems) …
answered Oct 23 '18 by Raghav Sood
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Most wallets that allow you to specify a custom fee would support this, technically. The fee is simply totalInput , totalOutput, so you can easily adjust it a fair bit. However, miner's select txs ba …
answered May 26 '18 by Raghav Sood
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A Bitcoin transaction holds no Metadata beyond what is required for moving coins. Any descriptions, labels, or other such information is purely handled by the wallet, and synchronizing it is up to the wallet. Electrum does not synchronize any such data, so you will only see it on one device. …
answered Oct 23 '18 by Raghav Sood
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This seems a lot like an XY problem. For the vast majority of users, the threat model simply does not require more guarantees than those provided by a solution such as Ledger. Naturally, if you are d …
answered Jun 20 by Raghav Sood
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Theoretically, no. A wallet is simply a collection of private keys (or a root key + scheme to derive more private keys, such as with BIP39 wallets). However, after a certain point, you will start … facing issues of scale. Most wallet applications will struggle to index transactions for hundreds of thousand or millions of addresses. Exchanges and other companies that deal with that many addresses …
answered Nov 17 '18 by Raghav Sood
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1 input/output set. Any reasonably modern wallet will give you a new receiving address each time the previous one has a tx, preventing people from tracking your entire wallet with just a single address (provided you aren't regularly consolidating to a single address). …
answered May 29 '18 by Raghav Sood
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Technically, an HD wallet does not require a mnemonic. It simply requires entropy. The mnemonic system is designed to make human use easier, as it is far easier to write down a set of words, instead …
answered Nov 17 '18 by Raghav Sood
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yourself. A wallet and a node are two separate concepts. Bitcoind can act as both, but it's core function is that of a node. Many people run bitcoind with absolutely no keys on it, and use light clients like Electrum or hardware wallets to store their actual BTC. …
answered Jul 27 '18 by Raghav Sood
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All you need to do is update the bitcoin.conf for the second port to point to a different datadir, and use a different RPC port. Do keep in mind that this will result in double the resource use for e …
answered Apr 4 '18 by Raghav Sood
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, and the proceeds from a trade will typically go directly to your wallet. However, certain risks still exist, such as: The site acting as the front of the decentralized exchanges could be compromised … , and work to steal your keys perhaps the contract is a scam and will take your incoming coins, and not pay out the proceeds of the trade. These risks can be reduced by: Using a temporary wallet
answered May 13 '18 by Raghav Sood
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How can I safely store Bitcoin? Exchanges require me to deposit to trade, is this safe? If I can't trust exchanges, what is the best way to safely store my cryptocurrency and transact it?
asked May 13 '18 by Raghav Sood

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