diff options
Diffstat (limited to 'straper/db/public/fail2ban/etc-fail2ban/jail.d')
5 files changed, 37 insertions, 0 deletions
diff --git a/straper/db/public/fail2ban/etc-fail2ban/jail.d/99-sshd.local b/straper/db/public/fail2ban/etc-fail2ban/jail.d/99-sshd.local new file mode 100644 index 0000000..c8b55ce --- /dev/null +++ b/straper/db/public/fail2ban/etc-fail2ban/jail.d/99-sshd.local @@ -0,0 +1,3 @@ +[sshd] +enabled = true + diff --git a/straper/db/public/fail2ban/etc-fail2ban/jail.d/defaults-debian.conf b/straper/db/public/fail2ban/etc-fail2ban/jail.d/defaults-debian.conf new file mode 100644 index 0000000..b060b72 --- /dev/null +++ b/straper/db/public/fail2ban/etc-fail2ban/jail.d/defaults-debian.conf @@ -0,0 +1,8 @@ +[DEFAULT] +banaction = nftables +banaction_allports = nftables[type=allports] + +[sshd] +backend = systemd +journalmatch = _SYSTEMD_UNIT=ssh.service + _COMM=sshd +enabled = true diff --git a/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd-session-preauth.local b/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd-session-preauth.local new file mode 100644 index 0000000..a2b9f78 --- /dev/null +++ b/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd-session-preauth.local @@ -0,0 +1,18 @@ +[sshd-session-preauth] +enabled = true +backend = systemd +filter = sshd-session-preauth +# journal match: use the unit and/or the SYSLOG_IDENTIFIER seen in logs +journalmatch = _SYSTEMD_UNIT=ssh.service + SYSLOG_IDENTIFIER=sshd-session + +# Your SSH is on 57385; Fail2ban does not need it for matching, but does for actions: +port = 57385 +mode = aggressive + +# Thresholds (safe defaults; adjust later) +findtime = 10m +maxretry = 5 +bantime = 24h + +# nftables action (single-IP bans) +banaction = nftables diff --git a/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd.local b/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd.local new file mode 100644 index 0000000..c8b55ce --- /dev/null +++ b/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd.local @@ -0,0 +1,3 @@ +[sshd] +enabled = true + diff --git a/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd.local.bak b/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd.local.bak new file mode 100644 index 0000000..d37ee98 --- /dev/null +++ b/straper/db/public/fail2ban/etc-fail2ban/jail.d/sshd.local.bak @@ -0,0 +1,5 @@ +[sshd] +enabled = true +backend = systemd +filter = sshd-session-preauth +action = nftables-multiport |