mosquitto_passwd

Manage password files for mosquitto. See also mosquitto, the MQTT server that this manages. More information: https://mosquitto.org/man/mosquitto_passwd-1.html.

• Add a new user to a password file (will prompt to enter the password):
  mosquitto_passwd {{path/to/password_file}} {{username}}
• Create the password file if it doesn't already exist:
  mosquitto_passwd -c {{path/to/password_file}} {{username}}
• Delete the specified username instead:
  mosquitto_passwd -D {{path/to/password_file}} {{username}}
• Upgrade an old plain-text password file to a hashed password file:
  mosquitto_passwd -U {{path/to/password_file}}