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5

I have beginner skills as Full stack Developer and am looking to help developing a crypto wallet with a small start up. Building a wallet from scratch is a major endeavor and fraught with security responsibilities. I'd recommend that you instead use an existing wallet or service. You will probably find that getting a small startup off the ground will keep ...


2

This is a draft answer (incomplete). To get set up on Signet ie sync the Signet chain and claim some Signet Bitcoin, follow these instructions. (You can run a Signet node in parallel with your mainnet node, ie same hardware) You now have funds at a non-P2TR (i.e. SegWit v0, bech32) Signet address. Now you need to generate a P2TR address to send funds to so ...


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You should be able to load the wallet directly into a recent version of Bitcoin Core and it should load just fine. Compatibility has been maintained. Does this sound like a feasible plan? Is there any information that is lost, when going throuigh dumpwallet as I describe? Will it still see every transaction that occurred and be able to do everything I could ...


2

Most wallets have indeed only one main secret, but they use it to generate many different addresses. When you receive a payment in Bitcoin, the sender locks up funds with a locking script that can only be spent using your private key. The locking scripts are deterministically derived from your public key and visible to all other users on the network. If you ...


2

There is no limitation that requires multisig addresses to be created using special multisig keys. A key from an old wallet can be used in conjunction with new keys from a different wallet to create a multisig address and its redeem script. You could even create a multisig address using a few different brain wallets if you wanted to (definitely not ...


1

Electrum is one of the oldest Bitcoin wallet that is still maintained and it is written in python: https://github.com/spesmilo/electrum Armory is another one but it is no longer maintained: https://github.com/goatpig/BitcoinArmory


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