A web based interface to the Bitcoin API JSON-RPC

Command: encryptwallet

The encryptwallet RPC encrypts the wallet with a passphrase. This is only to enable encryption for the first time. After encryption is enabled, you will need to enter the passphrase to use private keys.

Parameter #1—a passphrase
Result—a notice (with program shutdown on success)

The passphrase to use for the encrypted wallet. Must be at least one character.
Successfully executing this command shuts down bitcoin core, it will need to be manually restarted.
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help: unknown command: encryptwallet