unspent transaction output

Fundamentals

Sending Bitcoin from specific address in core & electrum wallet – Coin control

One of our readers recently asked us “is there a way to send funds from a specific bitcoin address in…

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Knowledge Base

What Lock Time means in Bitcoin transaction: LockTime: Block height, Date?

Upon constructing a Bitcoin transaction on electrum and core Bitcoin wallet you’ll find this option called Lock Time. On core…

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Fundamentals

BTC transaction: 1 input, 2 outputs – Why 2 outputs when sent to 1 address?

Did you just transferred Bitcoin and noticed that part of your BTC has been sent to some random address that…

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Knowledge Base

What is Bitcoin change address? “Change” output and address explained

Have you just made a Bitcoin payment and discovered that part of your Bitcoins are transferred to an unknown address?…

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