A web based interface to the Bitcoin API JSON-RPC

Command: walletpassphrasechange

The walletpassphrasechange RPC changes the wallet passphrase from ‘old passphrase’ to ‘new passphrase’.

Parameter #1—the current passphrase
Parameter #2—the new passphrase
Result—null on success

The current wallet passphrase.
The new passphrase for the wallet.
walletpassphrasechange "oldpassphrase" "newpassphrase"

Changes the wallet passphrase from 'oldpassphrase' to 'newpassphrase'.

1. "oldpassphrase"      (string) The current passphrase
2. "newpassphrase"      (string) The new passphrase

> bitcoin-cli walletpassphrasechange "old one" "new one"
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "walletpassphrasechange", "params": ["old one", "new one"] }' -H 'content-type: text/plain;'