Wallet Pass Phrase
walletpassphrase "passphrase" timeout ( true )
To unlock an encrypted wallet for make new transactions, such as staking, sending coins or exporting private keys. Timeout gives the time in seconds to unlock and the optional Boolean "true" allows unlocking for staking only.
This command would unlock the wallet for 5 minutes:
walletpassphrase "strong passphrase" 300
This command would unlock the wallet for staking only for a long time:
walletpassphrase "strong passphrase" 99999999 true
Wallet Pass Phrase Change
walletpassphrasechange "oldpassphrase" "newpassphrase"
Changes the wallet passphrase from "oldpassphrase" to "newpassphrase", glitch-qt returns "null", glitchd returns nothing.