How can you confirm on-chain that a transaction was really sent by you?
Digital signatures use a pair of keys: the private key generates the signature, while the public key verifies it. The private key cannot be derived from the public key.
A digital signature proves two things at once: the transaction really came from the owner of the private key, and its contents have not been altered after signing.
When transferring $BTC , the wallet signs the transaction with the private key, and nodes across the network verify the signature using the public key.
Don’t rush into action just because everyone else is buying.

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