server_rudimentaer_absichern
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VServer mit Debian 10 rudimentär absichern
1 mysql_secure_installation
2 useradd -g users -d /home/user user passwd user mkdir /home/user chown user /home/user/ Check, if user can "su -" before proceeding to next step!!!
3 nano /etc/ssh/sshd_config PermitRootLogin without-password
4 apt install ufw ufw default deny incoming ufw default allow outgoing ufw allow ssh ufw allow http ufw allow https ufw enable
5 apt install fail2ban cp /etc/fail2ban/jail.conf /etc/fail2ban/jail.local nano /etc/fail2ban/jail.local Adjust whatever you like here. systemctl restart fail2ban.service
server_rudimentaer_absichern.1628603916.txt.gz · Last modified: 2021/08/10 13:58 by admin