Categories
Bitcoin Cryptocurrency Mastering Development

Is BitCoin developer page’s HD Wallet image wrong

Here is the image I copied from the https://developer.bitcoin.org/devguide/wallets.html#id9 What I understand is that M/0’/1′ can derive M/0’/1’/0. M/0’/1′ can’t derive M/0’/1’/0′. To derive M/0’/1’/0, we don’t need m/0’/1′. To derive M/0’/1’/0′, we need m/0’/1′ Am I right? Or Is the Image right?

Categories
Bitcoin Cryptocurrency Mastering Development

What happened to my wallet?

I bought some bitcoin on coinmarketcap some years ago and send it to another wallet. I believe the second wallet was on binance where I used the bitcoin to buy other crypto’s. I can see the original purchase on coinmarketcap as well as it showing the bitcoin was sent to another wallet. However I have […]

Categories
Bitcoin Cryptocurrency Mastering Development

How to determine the balance associated with a given BTC address based on input/output amounts

I’m writing an application that attempts to calculate the running balance of a given BTC address by looking at data including block height, input amount, output amount, etc. However, I’m not certain about the logic involved here. Would it be possible to create this running balance by checking an input/output address and then tracking the […]

Categories
Bitcoin Cryptocurrency Mastering Development

How to determine the balance associated with a given BTC address based on input/output amounts

I’m writing an application that attempts to calculate the running balance of a given BTC address by looking at data including block height, input amount, output amount, etc. However, I’m not certain about the logic involved here. Would it be possible to create this running balance by checking an input/output address and then tracking the […]

Categories
Bitcoin Cryptocurrency Mastering Development

is the 12-word phrase app-specific?

I’m new to bitcoin and trying to understand it, step by step. I tried to make a wallet using electrum. This gave me 12 words which seem to allow me to regenerate my wallet private key. When trying to use this 12 words in Exodus (another wallet app) it says those 12 words are invalid. […]

Categories
Bitcoin Cryptocurrency Mastering Development

is the 12-word phrase app-specific?

I’m new to bitcoin and trying to understand it, step by step. I tried to make a wallet using electrum. This gave me 12 words which seem to allow me to regenerate my wallet private key. When trying to use this 12 words in Exodus (another wallet app) it says those 12 words are invalid. […]

Categories
Bitcoin Cryptocurrency Mastering Development

is the 12-word phrase app-specific?

I’m new to bitcoin and trying to understand it, step by step. I tried to make a wallet using electrum. This gave me 12 words which seem to allow me to regenerate my wallet private key. When trying to use this 12 words in Exodus (another wallet app) it says those 12 words are invalid. […]

Categories
Bitcoin Cryptocurrency Mastering Development

Will mining Bitcoin from home with NiceHash breach HIPPA?

I work from home for a healthcare provider and handle sensitive information. Prior to my current situation, I mined bitcoin while working in the office. Since working remotely, I have been afraid to mine while working on the same network. I use a separate laptop from my job with their VPN (used for work only) […]

Categories
Bitcoin Cryptocurrency Mastering Development

Will mining Bitcoin from home with NiceHash breach HIPPA?

I work from home for a healthcare provider and handle sensitive information. Prior to my current situation, I mined bitcoin while working in the office. Since working remotely, I have been afraid to mine while working on the same network. I use a separate laptop from my job with their VPN (used for work only) […]

Categories
Bitcoin Cryptocurrency Mastering Development

bitcoin payment high fees

I am using bitcoin-rpc and everytime i create an invoice for the client to pay, i create a new address. Payment is ok, i get the money after a cron.php sees that all confirmations are above 3, but then when i try to send my money back to my big wallet i see 200 300 […]