Security Monitoring Plugins

Icinga plugins for monitoring firewalls, certificates, antivirus, VPNs, intrusion detection, and security infrastructure.

Monitor your security stack with plugins covering SSL/TLS certificate expiry, firewall health, antivirus status, VPN tunnels, blacklist checks, rootkit detection, and threat intelligence. Detect vulnerabilities, expired credentials, and misconfigurations before they become breaches.

Apache mod_qos Statistics Check

Monitors Apache mod_qos connection and request limit statistics via the qos-viewer status handler.

Author:Linuxfabrik
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Authentik Health Check

Icinga plugin to monitor Authentik identity provider health via its API

Author:n1tr0-5urf3r
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Barracuda Firewall Temperature & Fan Check

Monitors Barracuda firewall temperature sensors and fan status via SNMP for Icinga

Author:usolved
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Barracuda VPN Tunnel State Check

Monitors Barracuda firewall VPN tunnel states via SNMP for Icinga

Author:usolved
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Certificate Expiry Check

Icinga plugin to monitor SSL/TLS certificate expiry dates for HTTPS endpoints

Author:m-kraus
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Certificate Expiry Check

Icinga plugin to monitor SSL/TLS certificate expiry dates for web servers

Author:ozzi-
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Certificate Expiry Check

Icinga plugin to monitor SSL/TLS certificate expiry dates for HTTPS endpoints

Author:lausser
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Check Point IPS Update Check

Monitors Check Point IPS database update status on Management Servers and managed Gateways

Author:leinadred
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ClamAV Daemon Check

Icinga plugin to monitor ClamAV daemon status using clamdscan

Author:gitea.zionetrix.net
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ClamAV Daemon Connection Check

Monitors ClamAV daemon (clamd) connectivity and response time for Icinga

Author:www.monitoring-plugins.org
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ClamAV Scan Check

Icinga check plugin that monitors ClamAV antivirus scan results for detected threats

Author:Vitexus
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ClamAV Scan Results Check

Icinga plugin to check ClamAV antivirus scan results from clamscan log files

Author:thomas-krenn
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ClamAV Virus Scan Check

Icinga check plugin for ClamAV antivirus scanning and virus detection reporting

Author:Vitexus
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Conntrack NAT Source Address Check

Icinga plugin to check conntrack NAT source IP addresses for a given destination

Author:brenard
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Debian System Integrity Check

Icinga plugin to verify Debian system integrity using debsums for rootkit and tampering detection

Author:gyselroth
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DirXML/Identity Manager Driver State Check

Monitors Novell DirXML and Micro Focus Identity Manager driver states for Icinga

Author:lhaeger
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Drupal Site Health Check

Monitors Drupal 8 sites for security updates, module updates, core errors, and database migrations

Author:communia
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Fail2ban Ban Count Check

Checks the number of currently banned IP addresses across all fail2ban jails

Author:Linuxfabrik
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Fail2Ban Check

Icinga plugin to monitor Fail2Ban jails, banned IPs, and ban expiration times

Author:n1tr0-5urf3r
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Fortigate Dead Gateway Check

Monitors Fortigate firewall dead gateways via SNMP with packet loss and RTT thresholds

Author:gleberrl
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FortiGate Health Check

Comprehensive Icinga monitoring plugin for Fortinet FortiGate firewall health via REST API

Author:ascii42
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FortiOS Firewall Stats Check

Icinga check plugin to monitor FortiGate firewall policy traffic statistics via FortiOS REST API

Author:Linuxfabrik
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FortiOS HA Cluster Status Check

Monitors FortiGate HA cluster status and member count via FortiOS REST API

Author:Linuxfabrik
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Gemini Server Check

Icinga plugin to monitor Gemini protocol servers, checking status codes, content, and certificates

Author:bortzmeyer
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Gitlab Access Tokens Expiration Check

Icinga plugin to monitor Gitlab personal, group, and project access token expiration dates

Author:brenard
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Graylog Alerts Check

Monitors Graylog event stream alerts and reports critical states to Icinga2

Author:sowoi
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HP Firmware Check

Checks HPE controller, SSD drive, and iLO firmware for critical vulnerabilities via SNMP

Author:NETWAYS
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HTTPS Certificate and Content Check

Icinga plugin to check HTTPS certificate validity, expected status codes, and response content.

Author:JeffAlyanak
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Infrastructure MITM Detection Check

Icinga check plugin for detecting Man-in-the-Middle attacks via traceroute and JARM fingerprinting

Author:pentagridsec
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IPFire Pakfire Update Check

Icinga plugin to check IPFire Pakfire updates, package upgrades, and pending reboots

Author:stdevel
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Kentix Alarm Manager Check

Icinga plugin to monitor Kentix Alarm Manager devices via SNMP

Author:NETWAYS
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Keycloak Statistics Check

Icinga check plugin that reports Keycloak server statistics, uptime, Java version, and feature flags

Author:Linuxfabrik
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LDAP/LDAPS Check

Monitors LDAP/LDAPS server availability and response time for Icinga monitoring systems

Author:www.monitoring-plugins.org
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Mailcow Rspamd Status Check

Icinga plugin to monitor Rspamd service status and mail filtering stats in Mailcow

Author:anbucher
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Nmap Port Scan Check

Icinga check plugin that performs nmap port scans and validates open ports against a whitelist

Author:git.nordlichter-brv.de
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OCSP Stapling Check

Icinga plugin to monitor OCSP stapling validity and expiration on TLS servers

Author:patf
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OpenLDAP SyncRepl Replication Check

Checks OpenLDAP syncrepl replication state between provider and consumer servers

Author:gitea.zionetrix.net
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OpenVAS Feed Status Check

Icinga plugin to check if Greenbone OpenVAS vulnerability feeds are up to date

Author:n1tr0-5urf3r
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OpenVPN Client List Check

Icinga check plugin to monitor connected OpenVPN clients by parsing the server status log

Author:Linuxfabrik
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OpenVPN Users Check

Icinga plugin to monitor the number of connected OpenVPN users

Author:stdevel
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OPNsense Firewall Check

Icinga check plugin for monitoring OPNsense firewall updates, IPsec, WireGuard, HA, and services

Author:nbuchwitz
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Palo Alto HA Sync Check

Monitors Palo Alto firewall HA synchronisation status via REST API for Icinga

Author:quick-tutoriel
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PAM Authentication Check

Icinga plugin to test PAM (Pluggable Authentication Module) operations using pamtester

Author:theias
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pfSense Monitoring Check

Icinga check plugin for monitoring pfSense firewalls via SNMP

Author:ogdenzd
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Pi-hole Status Check

Icinga plugin to monitor Pi-hole status, blocking statistics, and availability

Author:l13t
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Postfix Greylist Policy Daemon Check

Monitors Postfix greylisting policy daemon health by testing TCP policy responses

Author:infoxchange
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Postfwd Rate Limit Check

Icinga plugin to check postfwd rate limits and detect senders exceeding sending thresholds

Author:n1tr0-5urf3r
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Proxmox Mail Gateway Check

Icinga plugin to monitor Proxmox Mail Gateway mail counts, spam, virus, and relay domain configuration

Author:n1tr0-5urf3r
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RADIUS Server Check

Icinga plugin to monitor RADIUS server availability and response time using radclient

Author:ozzi-
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RADIUS Server Check

Monitors RADIUS server availability and authentication response for Icinga

Author:www.monitoring-plugins.org
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Random Monitoring Check Plugins Collection

Collection of Icinga check plugins for SSH, domain expiry, backups, OpenBSD updates, and more

Author:oxzi
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RBL Blacklist Check

Icinga plugin to check if an SMTP server is listed on DNS-based Real-time Blackhole Lists (RBL)

Author:matteocorti
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Rootkit Scanner Check

Icinga check plugin that scans Linux systems for approximately 170 known rootkits

Author:Linuxfabrik
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SafeNet HSM State Check

Checks the operational state and usage level of a Gemalto SafeNet ProtectServer Network HSM via SSH.

Author:Linuxfabrik
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SAP Base Health Check

Monitors SAP system base health via CCMS, sapcontrol, RFC checks, and certificate expiration for Icinga

Author:Rocket-Search
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SATEON Field Network Device Status Check

Icinga plugin to monitor SATEON field network device status and hardware faults

Author:xyhtac
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Secure IMAP Connection Check

Monitors Secure IMAP (SIMAP) server connectivity and SSL certificate validity for Icinga

Author:www.monitoring-plugins.org
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SentinelOne Threat Check

Icinga plugin to check for SentinelOne endpoint security threats via cloud API

Author:NETWAYS
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Shadowsocks Server Check

Icinga plugin to monitor Shadowsocks proxy server availability by testing connections through the proxy

Author:genzj
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Shibboleth 3 IdP Login Check

Icinga plugin to perform end-to-end Shibboleth 3 IdP login checks with response time thresholds

Author:KULeuven-CCIS
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SOCKS Proxy Check

Icinga plugin to monitor SOCKS proxy availability and responsiveness

Author:Ekhozie
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Sophos Central Status Check

Monitors Sophos Central cloud service alerts and endpoint health status via API

Author:NETWAYS
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Sophos XG Firewall Check

Monitors Sophos XG firewalls via SNMP for disk, memory, HA, licenses, services, and VPN status

Author:DinoTools
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SSH Authentication Methods Check

Icinga plugin to check enabled and disabled SSH authentication methods on remote hosts

Author:Massl123
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SSH Check

Monitors SSH server availability and version compliance on remote hosts

Author:www.monitoring-plugins.org
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SSH Login Check

Monitors SSH login authentication success or failure for Icinga monitoring systems

Author:atc0005
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SSL Certificate Expiration Check

Monitors SSL/TLS certificate expiration dates and alerts before certificates expire

Author:patrikskrivanek
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SSL/TLS Certificate Check

Monitors SSL/TLS certificate validity, expiration, and security best practices for Icinga

Author:matteocorti
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strongSwan Connections Check

Checks IPSec connection states on a strongSwan VPN gateway via the VICI interface

Author:Linuxfabrik
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TCP Connection Check

Icinga plugin to monitor TCP connections, response times, and SSL certificate validity

Author:www.monitoring-plugins.org
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Tor Node Check

Icinga plugin for monitoring the status and availability of a Tor network node

Author:evgeni
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Trassir NVR Health Check

Icinga plugin to monitor Trassir NVR server health and camera archive recording status

Author:xyhtac
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Trend Micro Deep Security Check

Icinga check plugin for monitoring Trend Micro Deep Security 9.5 host status and antimalware events

Author:NETWAYS
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UniFi PoE Disconnect Check

Monitors and secures PoE port access on Ubiquiti UniFi switches by detecting disconnect events

Author:BFLB
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Vault State Check

Icinga plugin to monitor the seal/unseal state of HashiCorp Vault

Author:carroarmato0
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VirusTotal URL Scan Check

Icinga plugin to scan URLs against 90+ security vendors via VirusTotal API

Author:Linuxfabrik
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WatchGuard Firewall Check

Icinga plugin to monitor WatchGuard firewall health via SNMP including CPU, RAM, connections and VPN

Author:Kalarumeth
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Windows Services Check

Monitors Windows services status including automatic services and McAfee services for Icinga

Author:harisekhon
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XMPP Server Check

Icinga check plugin for monitoring XMPP server connectivity, STARTTLS, and certificate validity

Author:git.dittberner.info
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