When creating or editing the existing connection, you will be offered to use a "client side encryption":

Once you turn the toggle on, the Master Password will be generated. Note that it generates a new Master Password each time you activate the toggle:

Copy the Master Password and click Add or Edit, depending on were you creating or editing the connection.

Important Notice: we do not store the key.

Please save this password in protected place, password manager (i.e. 1Password) will be the best solution. Also, share the master password with your colleagues, who will use this connection.

If your local storage in browser going to be flushed, or new user tries to access the connection, the following pop-up will show up:

If you have not saved the password or it was compromised - you can edit the connection by turning off client side encryption, saving, and turning it on back. This action will generate a new master password for your current connection.