Go to OSX Daily to read How to Create a New Keychain on Mac
Do you want to create a new keychain in addition to the default login keychain on your Mac? You can create as many keychains as you want in a macOS system to store your passwords in a pretty straightforward manner.
Keychain is Apple’s built-in password management feature that’s available on both macOS and iOS devices, allowing you to securely store your login information so that you don’t have to remember all your passwords. By default, your Mac creates a keychain for you called “login”, and its password is the same as the macOS user password that you…
Read more: How to Create a New Keychain on Mac