OP_Return is a special script opcode in Bitcoin that allows users to embed arbitrary data into a Bitcoin transaction, marking that part of the transaction as unspendable. In simpler terms, it enables ...

Bitcoin transactions require multiple confirmations to ensure security, with most considered final after six confirmations. Increasing network congestion, block size limits and transaction fees have ...

A Bitcoin node is a computer that runs Bitcoin software to validate and relay transactions across the network. Like servers in a traditional financial system, nodes store a complete copy of the ...