2ping

alive

amap

A network scanning tool for pentesters

angst

an active sniffer that provides methods for aggressive sniffing on switched LANs

apinger

argus

network Audit Record Generation and Utilization System

argus-clients

Clients for net-analyzer/argus

arp-scan

arp-sk

A swiss knife tool for ARP

arping

A utility to see if a specific IP address is taken and what MAC address owns it

arpoison

A utility to poison ARP caches

ArpON

ArpON (Arp handler inspectiON) is a portable Arp handler.

arptools

a collection of libnet and libpcap based ARP utilities.

arpwatch

An ethernet monitor program that keeps track of ethernet/ip address pairings

authforce

An HTTP authentication brute forcer

barnyard

Fast output system for Snort

barnyard2

Parser for Snort unified/unified2 files

bigeye

Bigeye is a network utility dump and simple honeypot utility

bing

A point-to-point bandwidth measurement tool.

bmon

interface bandwidth monitor

braa

Quick and dirty mass SNMP scanner

bwbar

The kernel.org "Current bandwidth utilization" bar

bwm-ng

Bandwidth Monitor NG is a small and simple console-based bandwidth monitor

bwmon

Simple ncurses bandwidth monitor

bwping

A tool to measure bandwidth and RTT between two hosts using ICMP

cacti

a complete frontend to rrdtool

cacti-spine

Spine is a fast poller for Cacti (formerly known as Cactid)

calamaris

Calamaris parses the logfiles of a wide variety of Web proxy servers and generates reports

carl

An rsync logfile analyzer

cbm

display the current traffic on all network devices

chaosreader

A tool to trace TCP/UDP/... sessions and fetch application data from snoop or tcpdump logs.

check_mk_agent

chronograf

cloudshark

cnet

Network simulation tool

cryptcat

netcat clone extended with twofish encryption

cutter

TCP/IP Connection cutting on Linux Firewalls and Routers

darkstat

darkstat is a network traffic analyzer

dhcpdump

DHCP Packet Analyzer/tcpdump postprocessor

dhcp_probe

dhcp_probe attempts to discover DHCP and BootP servers on a directly-attached Ethernet network

dnsenum

A perl script to enumerate DNS from a server

dnsmap

dnstracer

Determines where a given nameserver gets its information from

dosdetector

Tool to analyze and detect suspicious traffic from IP and alert about it

driftnet

A program which listens to network traffic and picks out images from TCP streams it observes

echoping

echoping is a small program to test performances of remote servers

egressor

tool for checking router configuration

etherape

A graphical network monitor for Unix modeled after etherman

ethloop

Local simulator for testing Linux QoS disciplines

ettercap

A suite for man in the middle attacks and network mapping

fail2ban

Bans IP that make too many password failures

firewalk

A tool for determining a firewall's rule set

flent

flow-tools

Flow-tools is a package for collecting and processing NetFlow data

flowgrind

fping

A utility to ping multiple hosts at once

fprobe

A libpcap-based tool to collect network traffic data and emit it as NetFlow flows

fragroute

Testing of network intrusion detection systems, firewalls and TCP/IP stacks

ftester

Ftester - Firewall and Intrusion Detection System testing tool

fwlogwatch

A packet filter and firewall log analyzer

gensink

Gensink 4.1, a simple TCP benchmark suite.

gnome-nettool

Collection of network tools

goaccess

gr-fosphor

graphite-web

greenbone-security-assistant

gspoof

A simple GTK/command line TCP/IP packet generator

gvm

gvm-libs

gvm-tools

gvmd

hexinject

hping

A ping-like TCP/IP packet assembler/analyzer

httping

http protocol ping-like program

hunt

tool for checking well known weaknesses in the TCP/IP protocol

hydra

Advanced parallized login hacker

ibmonitor

Interactive bandwidth monitor

icinga2

ifmetric

A Linux tool for setting the metrics of all IPv4 routes attached to a given network interface at once.

ifstat

Network interface bandwidth usage, with support for snmp targets.

ifstatus

A simple CLI program for displaying network statistics in real time.

iftop

display bandwidth usage on an interface

ike-scan

A utility for finding, fingerprinting and testing IKE VPN servers

ipaudit

IPAudit monitors network activity on a network by host, protocol and port.

ipband

A pcap based IP traffic and bandwidth monitor with configurable reporting and alarm abilities

ipcad

IP Cisco Accounting Daemon

ipgen

ipguard

iplog

ippl

A daemon which logs TCP/UDP/ICMP packets

ipsumdump

iptraf-ng

console-based network monitoring utility, fork off iptraf 3.0.0

iptstate

IP Tables State displays states being kept by iptables in a top-like format

ipv6toolkit

isic

IP Stack Integrity Checker

jffnms

Network Management and Monitoring System.

jmx2munin

jnettop

A top like console network traffic visualiser

kapacitor

knocker

Knocker is an easy to use security port scanner written in C

labrea

'Sticky' Honeypot and IDS

lft

Layer Four Traceroute: an advanced traceroute implementation

lilac

Web-based configuration tool written to configure Nagios

linkchecker

Check websites for broken links

macchanger

Utility for viewing/manipulating the MAC address of network interfaces

masscan

mbrowse

MBrowse is a graphical MIB browser

mdns-scan

monitoring-plugins

mping

IPv4/6 round-robin multiping client

mrtg

A tool to monitor the traffic load on network-links

mrtg-ping-probe

Addon mrtg contrib for stats ping/loss packets

mtr

My TraceRoute. Excellent network diagnostic tool.

multimon-ng

multipath-tcp-tools

munin

Munin Server Monitoring Tool

munin-plugins-zfs

nagios

The Nagios metapackage - merge this to pull install all of the nagios packages

nagios-check_dnssec

nagios-check_fail2ban

A nagios plugin for checking the fail2ban daemon

nagios-check_glsa2

nagios-check_ipmi_sensor

nagios-check_linux_bonding

nagios-check_logfiles

A nagios plugin for checking logfiles

nagios-check_multiple

nagios-check_mysql_health

A nagios plugin for checking logfiles

nagios-check_pidfile

nagios-check_rbl

nagios-core

Nagios Core - Check daemon, CGIs, docs

nagios-icinga-openvpn

nagios-plugin-check_lm_sensors

nagios-plugin-check_raid

nagios-plugins

Nagios 9999 plugins - Pack of plugins to make Nagios work properly

nagios-plugins-linux-madrisan

nagios-plugins-snmp

Additional Nagios plugins for monitoring SNMP capable devices

nagircbot

An irc bot that alerts you to nagios changes

nagstamon

Nagios status monitor for the desktop

nagtrap

integrated snmptt visualization addon for Nagios

nast

NAST - Network Analyzer Sniffer Tool

nbtscan

NBTscan is a program for scanning IP networks for NetBIOS name information

nbwmon

ndoutils

Nagios addon to store Nagios data in a MySQL database

ndsad

Cisco netflow probe from libpcap, ULOG, tee/divert sources.

nessus-agent-bin

nessus-bin

A remote security scanner for Linux

net-snmp

Software for generating and retrieving SNMP data

netcat

the network swiss army knife

netdata

netdiscover

An active/passive address reconnaissance tool.

nethogs

A small 'net top' tool, grouping bandwidth by process

neti

NETI@Home research project from GATech

netio

a network benchmark for DOS, OS/2, Windows NT and Unix that measures net througput with NetBIOS and TCP/IP protocols.

netperf

Network performance benchmark including tests for TCP, UDP, sockets, ATM and more.

netpipe

netselect

Ultrafast implementation of ping.

nettop

top like program for network activity

netwag

Tcl/tk interface to netwox (Toolbox of 222 utilities for testing Ethernet/IP networks)

netwatch

Ethernet/PPP IP Packet Monitor

netwox

Toolbox of 222 utilities for testing Ethernet/IP networks

nfdump

A set of tools to collect and process netflow data

ngrep

A grep for network layers

nikto

Web Server vulnerability scanner.

nipper

Script to parse and report on Cisco config errors

nload

console application which monitors network traffic and bandwidth usage in real time

nmap

A utility for network exploration or security auditing

nmapsi

A Qt4 frontend to nmap

nmbscan

netbios scanner

nrpe

nsat

Network Security Analysis Tool, an application-level network security scanner

nsca

nstats

Displays statistics about ethernet traffic including protocol breakdown

ntopng

nttcp

tool to test TCP and UDP throughput

nuttcp

odhcploc

oinkmaster

Rule management for SNORT

openbsd-netcat

openvas-scanner

opsgenie-lamp

ospd

ospd-openvas

ossec-hids

ostinato

p0f

p0f performs passive OS detection based on SYN packets.

packit

network auditing tool that allows you to monitor, manipulate, and inject customized IPv4 traffic

pathload

Non-intrusive utility for estimation of available bandwidth of Internet paths

pbnj

A tool for running Nmap scans and diff'ing the results

pinger

Cyclic multi ping utility for selected adresses using GTK/ncurses.

pktstat

A network monitoring tool, with bandwidth tracking

pmacct

A network tool to gather ip traffic informations

pnp4nagios

A performance data analyzer for nagios

poink

TCP/IP-based ping implementation

portmon

Portmon is a network service monitoring daemon.

portsentry

Automated port scan detector and response tool

prelude-correlator

prelude-lml

prelude-lml-rules

prettyping

pypacker

python-gvm

quidscor

IDS/VA Correlation engine

raddump

raddump interprets captured RADIUS packets to print a timestamp, packet length, RADIUS packet type, source and destination hosts and ports, and included attribute names and values for each packet.

rain

powerful tool for testing stability of hardware and software utilizing IP protocols

rrdcollect

Read system statistical data and feed it to RRDtool

rrdtool

A system to store and display time-series data

rtpbreak

Detects, reconstructs and analyzes any RTP session through heuristics over the UDP network traffic

sancp

SANCP is a network security tool designed to collect statistical information regarding network traffic and collect the traffic itself in pcap format.

sarg

Squid Analysis Report Generator

sbd

Netcat-clone, designed to be portable and offer strong encryption

scanlogd

Scanlogd - detects and logs TCP port scans

scanssh

network scanner that gathers info on SSH protocols and versions

scapy

A Python interactive packet manipulation program for mastering the network

scli

SNMP Command Line Interface

sec

Simple Event Correlator

sflowtool

sflowtool is a utility for collecting and processing sFlow data

sguil-client

GUI Console for sguil Network Security Monitoring

sguil-sensor

Sensor part of sguil Network Security Monitoring

sinfo

siphon

A portable passive network mapping suite

slurm

Realtime network interface monitor based on FreeBSD's pppstatus

smokeping

snallygaster

sngrep

sniffit

Interactive Packet Sniffer

snmpclitools

snmptt

SNMP Trap Translator

snort

Libpcap-based packet sniffer/logger/lightweight IDS

snortalog

a powerful perl script that summarizes snort logs

snortsam

Snort plugin that allows automated blocking of IP addresses on several firewalls

softflowd

speedtest-cli

sqlninja

squid-graph

Squid logfile analyzer and traffic grapher

squidsites

Squidsites is a tool that parses Squid access log file and generates a report of the most visited sites.

squidview

ssldump

A Tool for network monitoring and data acquisition

sslscan

sslsplit

ssmping

Tool for testing multicast connectivity

suricata

symon

Performance and information monitoring tool

synscan

syweb

Web frontend to symon

tcpdump

A Tool for network monitoring and data acquisition

tcping

tcpreen

TCP network re-engineering tool

tcpreplay

replay saved tcpdump or snoop files at arbitrary speeds

tcpslice

Tcpslice is a program for extracting portions of packet-trace files generated using tcpdump's -w flag. It can also be used to glue together pcap dump files.

tcpstat

Reports network interface statistics

tcptrace

A Tool for analyzing network packet dumps

tcptraceroute

tcptraceroute is a traceroute implementation using TCP packets

tcptrack

Passive per-connection tcp bandwidth monitor

telegraf

testssl

thc-ipv6

thcrut

Network discovery and fingerprinting tool

thrulay

Measure the capacity of a network by sending a bulk TCP stream over it.

tleds

Blinks keyboard LEDs indicating outgoing and incoming network packets on selected network interface

tptest

Internet bandwidth tester

tracebox

traceproto

A traceroute-like utility that sends packets based on protocol

traceroute

Utility to trace the route of IP packets

traceroute-nanog

Traceroute with AS lookup, TOS support, MTU discovery and other features

trafshow

Full screen visualization of the network traffic

tsung

ttcp

Tool to test TCP and UDP throughput

upnpscan

Scans the network for UPNP capable devices

vnstat

Console-based network traffic monitor that keeps statistics of network usage

wapiti

Web application security auditor

webfuzzer

Poor man's web vulnerability scanner

wireshark

A network protocol analyzer formerly known as ethereal

xnetload

This little tool displays a count and a graph of the traffic over a specified network connection.

xprobe

Active OS fingerprinting tool - this is Xprobe2

yersinia

A layer 2 attack framework

zabbix

ZABBIX is software for monitoring of your applications, network and servers.

zmap

zniper

Displays and kill active TCP connections seen by the selected interface.

2ping

ipv6toolkit

pathload

alive

isic

pbnj

amap

jffnms

pinger

angst

jmx2munin

pktstat

apinger

jnettop

pmacct

argus

kapacitor

pnp4nagios

argus-clients

knocker

poink

arp-scan

labrea

portmon

arp-sk

lft

portsentry

arping

lilac

prelude-correlator

arpoison

linkchecker

prelude-lml

ArpON

macchanger

prelude-lml-rules

arptools

masscan

prettyping

arpwatch

mbrowse

pypacker

authforce

mdns-scan

python-gvm

barnyard

monitoring-plugins

quidscor

barnyard2

mping

raddump

bigeye

mrtg

rain

bing

mrtg-ping-probe

rrdcollect

bmon

mtr

rrdtool

braa

multimon-ng

rtpbreak

bwbar

multipath-tcp-tools

sancp

bwm-ng

munin

sarg

bwmon

munin-plugins-zfs

sbd

bwping

nagios

scanlogd

cacti

nagios-check_dnssec

scanssh

cacti-spine

nagios-check_fail2ban

scapy

calamaris

nagios-check_glsa2

scli

carl

nagios-check_ipmi_sensor

sec

cbm

nagios-check_linux_bonding

sflowtool

chaosreader

nagios-check_logfiles

sguil-client

check_mk_agent

nagios-check_multiple

sguil-sensor

chronograf

nagios-check_mysql_health

sinfo

cloudshark

nagios-check_pidfile

siphon

cnet

nagios-check_rbl

slurm

cryptcat

nagios-core

smokeping

cutter

nagios-icinga-openvpn

snallygaster

darkstat

nagios-plugin-check_lm_sensors

sngrep

dhcpdump

nagios-plugin-check_raid

sniffit

dhcp_probe

nagios-plugins

snmpclitools

dnsenum

nagios-plugins-linux-madrisan

snmptt

dnsmap

nagios-plugins-snmp

snort

dnstracer

nagircbot

snortalog

dosdetector

nagstamon

snortsam

driftnet

nagtrap

softflowd

echoping

nast

speedtest-cli

egressor

nbtscan

sqlninja

etherape

nbwmon

squid-graph

ethloop

ndoutils

squidsites

ettercap

ndsad

squidview

fail2ban

nessus-agent-bin

ssldump

firewalk

nessus-bin

sslscan

flent

net-snmp

sslsplit

flow-tools

netcat

ssmping

flowgrind

netdata

suricata

fping

netdiscover

symon

fprobe

nethogs

synscan

fragroute

neti

syweb

ftester

netio

tcpdump

fwlogwatch

netperf

tcping

gensink

netpipe

tcpreen

gnome-nettool

netselect

tcpreplay

goaccess

nettop

tcpslice

gr-fosphor

netwag

tcpstat

graphite-web

netwatch

tcptrace

greenbone-security-assistant

netwox

tcptraceroute

gspoof

nfdump

tcptrack

gvm

ngrep

telegraf

gvm-libs

nikto

testssl

gvm-tools

nipper

thc-ipv6

gvmd

nload

thcrut

hexinject

nmap

thrulay

hping

nmapsi

tleds

httping

nmbscan

tptest

hunt

nrpe

tracebox

hydra

nsat

traceproto

ibmonitor

nsca

traceroute

icinga2

nstats

traceroute-nanog

ifmetric

ntopng

trafshow

ifstat

nttcp

tsung

ifstatus

nuttcp

ttcp

iftop

odhcploc

upnpscan

ike-scan

oinkmaster

vnstat

ipaudit

openbsd-netcat

wapiti

ipband

openvas-scanner

webfuzzer

ipcad

opsgenie-lamp

wireshark

ipgen

ospd

xnetload

ipguard

ospd-openvas

xprobe

iplog

ossec-hids

yersinia

ippl

ostinato

zabbix

ipsumdump

p0f

zmap

iptraf-ng

packit

zniper

iptstate