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@lizthegrey
lizthegrey / attributes.rb
Last active July 17, 2025 01:43
Hardening SSH with 2fa
default['sshd']['sshd_config']['AuthenticationMethods'] = 'publickey,keyboard-interactive:pam'
default['sshd']['sshd_config']['ChallengeResponseAuthentication'] = 'yes'
default['sshd']['sshd_config']['PasswordAuthentication'] = 'no'
@movd
movd / emails_from_ubuntu.md
Created June 6, 2019 11:02
Set up msmtp to send emails emails from Ubuntu/Debian Servers

Setting up email with SMTP on Ubuntu/Debian Servers

I used to sift trough my shell history and bookmarks every time I set up a new testing server in order to be able to send mails. So this should help...

Be aware don't use ssmtp anymore. It's unmaintained and has been removed from Debian and Ubuntu will most definitely follow suit.

Install msmtp