private key is simply a number, picked at random. Control
private ((("public key cryptography", "private keys", "generating", id="pub-key-private-generate")))((("private keys", "generating", id="private-key-generate")))key is simply a number, picked at random. Control
over the private key is the root of user control over all funds
associated with the corresponding Bitcoin public key. The private key is
used to create signatures that are used to spend bitcoins by proving
@ -152,7 +152,7 @@ bits):
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The size of Bitcoin's private key space, (2^256^) is an unfathomably
large number. It is approximately 10^77^ in decimal. For comparison, the
visible universe is estimated to contain 10^80^ atoms.