walletpassphrase

This is needed prior to performing transactions related to private keys such as sending bitcoins Note:

Issuing the walletpassphrase command while the wallet is already unlocked will set a new unlock time that overrides the old one.

Argument #1-passphrase

Type: string, Required

Description: The wallet passphrase

Argument #2-timeout

Type: number (int), Required

Description: The time to keep the decryption key in seconds; capped at 100000000 (~3 years).

Result

  null    (json null)