Category: linux

As you know my servers are hosted at hetzner.de – use this Link to get a 20€ start credit for your first servers. Now we will install a new virtual server with preparations for SafeLine WAF on Hetzner server. Preparations Select Debian 12 as your system! Follow the steps in the Article How to install...

If you want to install the SafeLine WAF, here are some scripts to speed up your deployment. You must run the script as root as we need to install some packages from the official docker repository. I know – the official SafeLine installer already will install the needed packages. But this script helps in setting...

here is a workflow to install fail2ban with a basic ruleset in a new debian server Now copy the following template restart the service

find /volume1/veeam/ -iname *.vbk -exec btrfs fi defrag -v {​​​​​​}​​​​​​ \;

edit ~/.bashrc HISTSIZE=0 >> ~/.bashrcHISTFILESIZE=0 >> ~/.bashrc or for zsh (there is somehow a bug — it seems to me — one entry is still left) HISTSIZE=0 >> ~/.zshrcSAVEHIST=0 >> ~/.zshrc

echo "create a 1GB swapfile"fallocate -l 1G /swapfilechmod 600 /swapfilemkswap /swapfileswapon /swapfileecho "/swapfile swap swap defaults 0 0" >> /etc/fstab

install module echo "define('WP_FAIL2BAN_AUTH_LOG', LOG_AUTH);" >> /var/www/html/wordpress/wp-config.php cp /var/www/html/wordpress/wp-content/plugins/wp-fail2ban/filters.d/wordpress-* /etc/fail2ban/filter.d/ /etc/fail2ban/jail.d/wordpress.conf[wordpress-hard]enabled = true filter = wordpress-hard logpath = /var/log/messages maxretry = 1 port = http,https bantime = 90 [wordpress-soft] enabled = true filter = wordpress-soft logpath = /var/log/messages maxretry = 3 port = http,https bantime = 90EOF fail2ban-client reload

usermod -p ! root yum clean all yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm -y yum install fail2ban -y systemctl enable firewalld systemctl restart firewalld echo "[sshd]" > /etc/fail2ban/jail.d/sshd.local  echo "enabled = true" >> /etc/fail2ban/jail.d/sshd.local  echo "port = ssh" >> /etc/fail2ban/jail.d/sshd.local  echo "logpath = %(sshd_log)s" >> /etc/fail2ban/jail.d/sshd.local  echo "maxretry = 1" >> /etc/fail2ban/jail.d/sshd.local  echo "bantime = 90" >> /etc/fail2ban/jail.d/sshd.local ...