Policy modules for system services, like cron, and network services, like sshd.
| Module: | Description: |
| abrt | Automated bug-reporting tool. |
| accountsd | AccountsService and daemon for manipulating user account information via D-Bus. |
| acpi | Advanced power management. |
| afs | Andrew Filesystem server. |
| aisexec | Aisexec Cluster Engine. |
| amavis | High-performance interface between an email server and content checkers. |
| apache | Various web servers. |
| apcupsd | APC UPS monitoring daemon. |
| aptcacher | apt-cacher, cache for Debian APT repositories. |
| arpwatch | Ethernet activity monitor. |
| asterisk | Asterisk IP telephony server. |
| automount | Filesystem automounter service. |
| avahi | mDNS/DNS-SD daemon implementing Apple ZeroConf architecture. |
| bind | Berkeley Internet name domain DNS server. |
| bird | BIRD Internet Routing Daemon. |
| bitlbee | Tunnels instant messaging traffic to a virtual IRC channel. |
| bluetooth | Bluetooth tools and system services. |
| boinc | Platform for computing using volunteered resources. |
| bugzilla | Bugtracker. |
| cachefilesd | CacheFiles user-space management daemon. |
| canna | Kana-kanji conversion server. |
| certbot | SSL certificate requesting tool certbot AKA letsencrypt. |
| certmaster | Remote certificate distribution framework. |
| certmonger | Certificate status monitor and PKI enrollment client. |
| cgmanager | Control Group manager daemon. |
| cgroup | libcg is a library that abstracts the control group file system in Linux. |
| chronyd | Chrony NTP background daemon. |
| clamav | ClamAV Virus Scanner. |
| cobbler | Cobbler installation server. |
| cockpit | Cockpit web management system for Linux |
| collectd | Statistics collection daemon for filling RRD files. |
| colord | GNOME color manager. |
| comsat | Comsat, a biff server. |
| condor | High-Throughput Computing System. |
| consolesetup | console font and keymap setup program for debian |
| container | Policy for containers |
| corosync | Corosync Cluster Engine. |
| couchdb | Document database server. |
| courier | Courier IMAP and POP3 email servers. |
| cpucontrol | Services for loading CPU microcode and CPU frequency scaling. |
| cron | Periodic execution of scheduled commands. |
| ctdb | Clustered Database based on Samba Trivial Database. |
| cups | Common UNIX printing system. |
| cvs | Concurrent versions system. |
| cyphesis | Cyphesis WorldForge game server. |
| cyrus | Cyrus is an IMAP service intended to be run on sealed servers. |
| dante | Dante msproxy and socks4/5 proxy server. |
| dbskk | Dictionary server for the SKK Japanese input method system. |
| dbus | Desktop messaging bus. |
| ddclient | Update dynamic IP address at DynDNS.org. |
| devicekit | Devicekit modular hardware abstraction layer. |
| dhcp | Dynamic host configuration protocol server. |
| dictd | Dictionary daemon. |
| dirmngr | Server for managing and downloading certificate revocation lists. |
| distcc | Distributed compiler daemon. |
| djbdns | Small and secure DNS daemon. |
| dkim | DomainKeys Identified Mail milter. |
| dnsmasq | DNS forwarder and DHCP server. |
| docker | Policy for docker |
| dovecot | POP and IMAP mail server. |
| drbd | Mirrors a block device over the network to another machine. |
| entropyd | Generate entropy from audio input. |
| exim | Mail transfer agent. |
| fail2ban | Update firewall filtering to ban IP addresses with too many password failures. |
| fcoe | Fibre Channel over Ethernet utilities. |
| fetchmail | Remote-mail retrieval and forwarding utility. |
| finger | Finger user information service. |
| firewalld | Service daemon with a D-BUS interface that provides a dynamic managed firewall. |
| fprintd | DBus fingerprint reader service. |
| ftp | File transfer protocol service. |
| gatekeeper | OpenH.323 Voice-Over-IP Gatekeeper. |
| gdomap | GNUstep distributed object mapper. |
| geoclue | Geoclue is a D-Bus service that provides location information. |
| git | GIT revision control system. |
| glance | OpenStack image registry and delivery service. |
| glusterfs | Cluster File System binary, daemon and command line. |
| gnomeclock | Gnome clock handler for setting the time. |
| gpm | General Purpose Mouse driver. |
| gpsd | gpsd monitor daemon. |
| gssproxy | policy for gssproxy - daemon to proxy GSSAPI context establishment and channel handling |
| hadoop | Software for reliable, scalable, distributed computing. |
| hddtemp | Hard disk temperature tool running as a daemon. |
| hostapd | IEEE 802.11 wireless LAN Host AP daemon. |
| hypervkvp | HyperV key value pair (KVP). |
| i18n_input | IIIMF htt server. |
| icecast | ShoutCast compatible streaming media server. |
| ifplugd | Bring up/down ethernet interfaces based on cable detection. |
| inetd | Internet services daemon. |
| inn | Internet News NNTP server. |
| iodine | IP over DNS tunneling daemon. |
| ircd | IRC servers. |
| irqbalance | IRQ balancing daemon. |
| isns | Internet Storage Name Service. |
| jabber | Jabber instant messaging servers. |
| kerberos | MIT Kerberos admin and KDC. |
| kerneloops | Service for reporting kernel oopses to kerneloops.org. |
| keystone | Python implementation of the OpenStack identity service API. |
| knot | high-performance authoritative-only DNS server. |
| ksmtuned | Kernel Samepage Merging Tuning Daemon. |
| l2tp | Layer 2 Tunneling Protocol. |
| ldap | OpenLDAP directory server. |
| likewise | Likewise Active Directory support for UNIX. |
| lircd | Linux infared remote control daemon. |
| lldpad | Intel LLDP Agent. |
| lpd | Line printer daemon. |
| lsm | Storage array management library. |
| mailman | Manage electronic mail discussion and e-newsletter lists. |
| matrixd | matrix.org synapse reference server. |
| mediawiki | Open source wiki package written in PHP. |
| memcached | High-performance memory object caching system. |
| memlockd | memory lock daemon, keeps important files in RAM. |
| milter | Milter mail filters. |
| minidlna | MiniDLNA lightweight DLNA/UPnP media server |
| minissdpd | Daemon used by MiniUPnPc to speed up device discoveries. |
| modemmanager | Provides a DBus interface to communicate with mobile broadband (GSM, CDMA, UMTS, ...) cards. |
| mojomojo | MojoMojo Wiki. |
| mon | mon network monitoring daemon. |
| mongodb | Scalable, high-performance, open source NoSQL database. |
| monit | Monit - utility for monitoring services on a Unix system. |
| monop | Monopoly daemon. |
| mpd | Music Player Daemon. |
| mta | Common e-mail transfer agent policy. |
| munin | Munin network-wide load graphing. |
| mysql | Open source database. |
| nagios | Network monitoring server. |
| nessus | Network scanning daemon. |
| networkmanager | Manager for dynamically switching between networks. |
| nis | Policy for NIS (YP) servers and clients. |
| node_exporter | Prometheus Node Exporter |
| nscd | Name service cache daemon. |
| nsd | Authoritative only name server. |
| nslcd | Local LDAP name service daemon. |
| ntop | A network traffic probe similar to the UNIX top command. |
| ntp | Network time protocol daemon. |
| numad | Non-Uniform Memory Alignment Daemon. |
| nut | Network UPS Tools |
| nx | NX remote desktop. |
| obex | D-Bus service providing high-level OBEX client and server side functionality. |
| obfs4proxy | obfs4proxy. |
| oddjob | D-BUS service which runs odd jobs on behalf of client applications. |
| oident | An ident daemon with IP masq/NAT support and the ability to specify responses. |
| openca | Open Certificate Authority. |
| openct | Service for handling smart card readers. |
| openhpi | Open source implementation of the Service Availability Forum Hardware Platform Interface. |
| opensm | OpenSM is a software implementation of an InfiniBand subnet manager. |
| openvpn | full-featured SSL VPN solution. |
| openvswitch | Multilayer virtual switch. |
| pacemaker | A scalable high-availability cluster resource manager. |
| pads | Passive Asset Detection System. |
| pcscd | PCSC smart card service. |
| pegasus | The Open Group Pegasus CIM/WBEM Server. |
| perdition | Perdition POP and IMAP proxy. |
| pingd | Pingd of the Whatsup cluster node up/down detection utility. |
| pkcs | Implementations of the Cryptoki specification. |
| plymouthd | Plymouth graphical boot. |
| podman | Policy for podman |
| policykit | Policy framework for controlling privileges for system-wide services. |
| portmap | RPC port mapping service. |
| portreserve | Reserve well-known ports in the RPC port range. |
| portslave | Portslave terminal server software. |
| postfix | Postfix email server. |
| postfixpolicyd | Postfix policy server. |
| postgresql | PostgreSQL relational database |
| postgrey | Postfix grey-listing server. |
| ppp | Point to Point Protocol daemon creates links in ppp networks. |
| prelude | Prelude hybrid intrusion detection system. |
| privoxy | Privacy enhancing web proxy. |
| procmail | Procmail mail delivery agent. |
| psad | Intrusion Detection and Log Analysis with iptables. |
| publicfile | publicfile supplies files to the public through HTTP and FTP. |
| pwauth | External plugin for mod_authnz_external authenticator. |
| pxe | Server for the PXE network boot protocol. |
| pyzor | Pyzor is a distributed, collaborative spam detection and filtering network. |
| qmail | Qmail Mail Server. |
| qpid | Apache QPID AMQP messaging server. |
| quantum | Virtual network service for Openstack. |
| rabbitmq | AMQP server written in Erlang. |
| radius | RADIUS authentication and accounting server. |
| radvd | IPv6 router advertisement daemon. |
| rasdaemon | RAS (Reliability, Availability and Serviceability) logging tool |
| razor | A distributed, collaborative, spam detection and filtering network. |
| rdisc | Network router discovery daemon. |
| realmd | Dbus system service which manages discovery and enrollment in realms and domains like Active Directory or IPA. |
| redis | Advanced key-value store. |
| remotelogin | Rshd, rlogind, and telnetd. |
| resmgr | Resource management daemon. |
| rhsmcertd | Subscription Management Certificate Daemon. |
| rlogin | Remote login daemon. |
| rngd | Check and feed random data from hardware device to kernel random device. |
| rootlesskit | Policy for RootlessKit |
| rpc | Remote Procedure Call Daemon. |
| rpcbind | Universal Addresses to RPC Program Number Mapper. |
| rshd | Remote shell service. |
| rsync | Fast incremental file transfer for synchronization. |
| rtkit | Realtime scheduling for user processes. |
| rwho | Who is logged in on other machines? |
| samba | SMB and CIFS client/server programs. |
| sanlock | shared storage lock manager. |
| sasl | SASL authentication server. |
| sendmail | Internetwork email routing facility. |
| sensord | Sensor information logging daemon. |
| setroubleshoot | SELinux troubleshooting service. |
| shibboleth | Shibboleth authentication daemon |
| slpd | OpenSLP server daemon to dynamically register services. |
| slrnpull | Service for downloading news feeds the slrn newsreader. |
| smartmon | Smart disk monitoring daemon. |
| smokeping | Smokeping network latency measurement. |
| smstools | Tools to send and receive short messages through GSM modems or mobile phones. |
| snmp | Simple network management protocol services. |
| snort | Snort network intrusion detection system. |
| soundserver | sound server for network audio server programs, nasd, yiff, etc |
| spamassassin | Filter used for removing unsolicited email. |
| squid | Squid caching http proxy server. |
| ssh | Secure shell client and server policy. |
| sssd | System Security Services Daemon. |
| stubby | DNS Privacy stub resolver. |
| stunnel | SSL Tunneling Proxy. |
| svnserve | Server for the svn repository access method. |
| sympa | Sympa mailing list manager |
| sysstat | Reports on various system states. |
| systemtap | instrumentation system for Linux. |
| tcpd | TCP daemon. |
| tcsd | TSS Core Services daemon. |
| telnet | Telnet daemon. |
| tftp | Trivial file transfer protocol daemon. |
| tgtd | Linux Target Framework Daemon. |
| timidity | MIDI to WAV converter and player configured as a service. |
| tor | The onion router. |
| tpm2 | Trusted Platform Module 2.0 |
| transproxy | Portable Transparent Proxy Solution. |
| tuned | Dynamic adaptive system tuning daemon. |
| ucspitcp | UNIX Client-Server Program Interface for TCP. |
| ulogd | Iptables/netfilter userspace logging daemon. |
| uptime | Daemon to record and keep track of system up times. |
| usbmuxd | USB multiplexing daemon for communicating with Apple iPod Touch and iPhone. |
| uucp | Unix to Unix Copy. |
| uuidd | UUID generation daemon. |
| uwimap | University of Washington IMAP toolkit POP3 and IMAP mail server. |
| varnishd | Varnishd http accelerator daemon. |
| vdagent | Spice agent for Linux. |
| vhostmd | Virtual host metrics daemon. |
| virt | Libvirt virtualization API. |
| vnstatd | Console network traffic monitor. |
| watchdog | Software watchdog. |
| wdmd | Watchdog multiplexing daemon. |
| wireguard | WireGuard VPN. |
| xfs | X Windows Font Server. |
| xserver | X Windows Server |
| zabbix | Distributed infrastructure monitoring. |
| zarafa | Zarafa collaboration platform. |
| zebra | Zebra border gateway protocol network routing service. |
| zfs | Tools for the Zettabyte File System. |
| zosremote | z/OS Remote-services Audit dispatcher plugin. |