What is “pinentry” Package?

Passphrase entry dialog utilizing the Assuan protocol
For more details: https://www.gnupg.org/related_software/pinentry/

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install pinentry.

  brew install pinentry

Now, use pinentry!