🔥 Technical deep dive: Hash functions
The block header records the hash of the previous block. Tampering with any historical block changes its hash, so all the blocks that follow will no longer match.
Don’t confuse transaction hashes with private keys: transaction hashes can be public, but private keys and seed phrases must never be shared with anyone.
The essence of mining $BTC is repeatedly calculating SHA-256 hashes to find a result that meets the difficulty requirement. Currently 73872.99.
What topics would you like to learn about? Leave a comment and let me know.
Just a note, not instructions for carrying out any operation.
The block header records the hash of the previous block. Tampering with any historical block changes its hash, so all the blocks that follow will no longer match.
Don’t confuse transaction hashes with private keys: transaction hashes can be public, but private keys and seed phrases must never be shared with anyone.
The essence of mining $BTC is repeatedly calculating SHA-256 hashes to find a result that meets the difficulty requirement. Currently 73872.99.
What topics would you like to learn about? Leave a comment and let me know.
Just a note, not instructions for carrying out any operation.
