Questions tagged [address-reuse]
Collects questions about using the same address on more than one occasion to receive payments, and the resulting issues such as multiple inputs in the blockchain referencing utxos associated with one address.
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What are the Trade-offs for Input Script Deduplication?
One possible optimization to compress bitcoin transaction size is avoiding repetition of redundant data between inputs.
As a consensus change, a new transaction type could allow signing a list of txid:...
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Is address reuse always bad?
Talking about the privacy-implications of Bitcoin address reuse.
Let's say A has to pay the rent to B. Each month, A sends 1/12 BTC to the same public address of which B has the private key.
a) What ...
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Create account and transfer usdt into the wallet adress. Used block chain to search address. Why was the adress used before i created my account?
There is an app i was led to called kzzy. You can fund your account with btc, eth, and usdt. All crypto converts to usdt once transferred to account. I am given two wallet addresses to send crypto to. ...
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Address Reuse and ECDSA Concern
I have a question about address reuse. Admittedly, I'm a little confused on the matter, so please bear with me if the framing of my question doesn't make much sense.
Recently I started using Sparrow ...
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List unused multi-sig wallet addresses
Is there a way to list all bitcoin wallet addresses (or at least the count) which are receivers in a multi-sig transaction such that those addresses have never been used as senders in any other ...
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why not change bitcoin consensus code to reject transactions sent to previously used addresses?
Bitcoin has a growing issue of UTXO dust. Usually this dust occurs from companies trying to track bitcoin use, by sending dust or small transactions to previously used addresses.
There is almost no ...
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Electrum Addresses for Customer Rewards Program
We are a tour company, I want to create a simple BTC rewards program for our travellers. Buy a tour from us and receive $20 BTC. Customer unlikely to have a wallet to begin with thus we need to hold ...
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Does key derivation make (or help to make) Bitcoin "quantum safe"?
We have these two other questions that touch on the same subject of how safe is Bitcoin from quantum computing attacks, but I believe mine is specific enough to be a separate question:
What effects ...
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Meaning of BTC "wallet address" and any difference with transaction address?
This is a newbie question but I couldn't find the answer after reading Reddit's r/Bitcoin Sticky FAQ and also searching r/Bitcoin on "wallet address".
I opened a Coinbase account a while ...
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What are the downsides of address reuse in coinjoin?
What are the downsides of using an address multiple times in a coinjoin tx on the input side? Is address reuse associated with blockspace savings/wastage in any way?
Peter Todd agrees with a tweet by ...
user133407
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Taproot: Multisig Keypath - different bech32 addresses for same keys
I have a keypath (which is a 2-of-2 multisig) and a tweak attached to it, this tweak is responsible for the scriptpath.
The scriptpath only has a backup public key (used rarely).
Alice + Bob's public ...
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What are the advantages/disadvantages to using the same Wallet Address?
I'm very curious about the reasons people keep their wallet addresses private. I don't understand, some people just post them publicly and nothing bad ever seems to happen.
I am involved with a ...
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Is it safe to use the same BTC address for an ongoing exchange DCA?
I'd like to ask a question about re-using an address for a DCA. I've searched the forum and found some similar answers but nothing exactly which describes my situation.
I have an auto DCA set up from ...
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Do hierarchical deterministic wallets require higher fees as a trade-off for privacy gains?
This is my first post here, so be kind :-|. My understanding of deterministic wallets is that they use an initial seed to create a master key from which you derive multiple receive addresses thus ...
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Can a Bitcoin address send Bitcoin to itself?
I saw some transactions where an input address also appears as an output address.
For example, this transaction has one input and three outputs.
Input Address/Amount Output Address/Amount
...
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