msmtprc

# Set default values for all following accounts.
defaults
auth           on
tls            on
tls_trust_file /etc/ssl/certs/ca-certificates.crt
logfile        ~/.msmtp.log

# Gmail
account        Gmail
host           smtp.gmail.com
port           587
from           Your Name
user           your-email@gmail.com
passwordeval    "gpg --quiet --for-your-eyes-only --no-tty --decrypt ~/.msmtp-gmail.gpg"
#password       ""

# Outlook
account        Outlook
host           smtp-mail.outlook.com
port           587
from           Your Name
user           your-email@live.com
passwordeval    "gpg --quiet --for-your-eyes-only --no-tty --decrypt ~/.msmtp-outlook.gpg"
#password       ""

# Yahoo
account        Yahoo
host           smtp.mail.yahoo.com
port           587
from           Your Name
user           your-email@yahoo.co.uk
passwordeval    "gpg --quiet --for-your-eyes-only --no-tty --decrypt ~/.msmtp-yahoo.gpg"
#password       ""

# Set a default account
account default : Gmail