security almalinux fail2ban

Install Fail2Ban on AlmaLinux 9

Install Fail2Ban on AlmaLinux 9

Step 1 – Install

dnf install epel-release -y
dnf install -y fail2ban
systemctl enable --now fail2ban

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-multiport
ignoreip = 127.0.0.1/8 192.168.1.0/24...

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7th May 2026

security rhel fail2ban

Install Fail2Ban on RHEL 9

Install Fail2Ban on RHEL 9

Step 1 – Install

subscription-manager repos --enable codeready-builder-for-rhel-9-$(arch)-rpms
dnf install -y fail2ban
systemctl enable --now fail2ban

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-mult...

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7th May 2026

security ubuntu fail2ban

Install Fail2Ban on Ubuntu 24.04

Install Fail2Ban on Ubuntu 24.04

Step 1 – Install

apt install -y fail2ban
systemctl enable --now fail2ban

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-multiport
ignoreip = 127.0.0.1/8 192.168.1.0/24

[sshd]
enabled  = true
port...

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7th May 2026

security debian fail2ban

Install Fail2Ban on Debian 12

Install Fail2Ban on Debian 12

Step 1 – Install

apt install -y fail2ban
systemctl enable --now fail2ban

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-multiport
ignoreip = 127.0.0.1/8 192.168.1.0/24

[sshd]
enabled  = true
port...

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7th May 2026

security gentoo fail2ban

Install Fail2Ban on Gentoo Linux

Install Fail2Ban on Gentoo Linux

Step 1 – Install

emerge --ask net-analyzer/fail2ban
rc-update add fail2ban default && rc-service fail2ban start

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-multiport
ignoreip = 127.0.0.1/8 192....

Read more →

7th May 2026

security arch fail2ban

Install Fail2Ban on Arch Linux

Install Fail2Ban on Arch Linux

Step 1 – Install

pacman -S --noconfirm fail2ban
systemctl enable --now fail2ban

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-multiport
ignoreip = 127.0.0.1/8 192.168.1.0/24

[sshd]
enabled  = true...

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7th May 2026

security openbsd fail2ban

Install Fail2Ban on OpenBSD 7.5

Install Fail2Ban on OpenBSD 7.5

Step 1 – Install

pkg_add py3-fail2ban
rcctl enable fail2ban && rcctl start fail2ban

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-multiport
ignoreip = 127.0.0.1/8 192.168.1.0/24

[sshd]
enabled  =...

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7th May 2026

security netbsd fail2ban

Install Fail2Ban on NetBSD 10

Install Fail2Ban on NetBSD 10

Step 1 – Install

pkgin install py310-fail2ban
echo 'fail2ban=YES' >> /etc/rc.conf && service fail2ban start

Step 2 – /etc/fail2ban/jail.local

[DEFAULT]
bantime  = 3600
findtime = 600
maxretry = 5
banaction = iptables-multiport
ignoreip = 127.0.0.1/8 192.168.1.0...

Read more →

7th May 2026