Add 'README.apache-formspam' and 'README.webpath-abuse'.

README.apache-formspam

@@ -0,0 +1,50 @@
+# ---
+# README..apache-formspam
+# ---
+
+# Es sollen bestimmte POST requests abgesichert werden.
+#
+# abzusichernde Formularseiten:
+#
+#     /suche/
+#	   /profile/register.php
+#	   /profile/forgotPassword.php
+#	   /abo-service/kuendigung.php
+#
+
+
+# Filterdatei /etc/fail2ban/filter.d/apache-formspam.conf
+#
+cat <<'EOF' > /etc/fail2ban/filter.d/apache-formspam.conf
+[Definition]
+failregex = ^<HOST> - .* "POST (/suche/|/profile/register\.php|/profile/forgotPassword\.php|/abo-service/kuendigung\.php) HTTP/.*"
+ignoreregex =
+EOF
+
+
+# Jail-Konfiguration: /etc/fail2ban/jail.d/apache-formspam.conf
+#
+cat <<'EOF' > /etc/fail2ban/jail.d/apache-formspam.conf
+[apache-formspam]
+enabled = true
+filter = apache-formspam
+logpath = /var/log/apache2/nd-aktuell-access.log
+maxretry = 100
+findtime = 600
+bantime = 1800
+EOF
+
+
+# Filter testen
+#
+fail2ban-regex /var/log/apache2/nd-aktuell-access.log /etc/fail2ban/filter.d/apache-formspam.conf
+
+
+# fail2ban neu laden
+#
+systemctl restart fail2ban
+
+
+# Status prüfen:
+#
+fail2ban-client status apache-formspam