linux port scan tool

NmapTracerouteNetcat (NC):1. Port scan2. Chat Server3. File transfer4. Directory Transfer5. Data encryptionEtherApeIfstatIftopFping:The difference between fping and Ping is that fping can specify the number of hosts to ping on the command line, or you can specify a list file containing the hosts to ping.Unlike ping to wait for a host connection to time out or send back feedback, Fping sends a packet to the next host immediately after sending the packe

In the morning, I found that a Linux AS 4 host was hacked by Hacker and had a lot of scanssh processes. Intruders usually use password dictionary files such as passwd.txt of common Linux/unixapplication services such as oracle, sybase, nagios, tuxedo, and try to log on via ssh on port 22. Search for BOTs using weak passwords in the LAN and try to intrude into the

learn the MFC process by writing a Serial port helper toolBecause it has been done several times MFC programming, each time the project is completed, MFC basic operation is clear, but too long time no longer contact with MFC project, again do MFC project, but also from the beginning familiar. This time by doing a serial assistant once again familiar with MFC, and made a record, in order to facilitate later access. The process of doing more is encounte

ports cannot be found through Netstat, the more reliable method is "~$ sudo nmap-st-o localhost")3. Close the port "iptable"sudo iptables-a input-p tcp--dport $PORT-j DROP " sudo iptables-a output-p tcp--dport $PORT-j DROP " "kill" kill-9 pid" (PID: Process number) 1) Disable the

With the help of NoStaples, a user-friendly scanning tool, you can scan documents to your computer in Linux to digitize them. NoStaples uses SANE to support various scanners. After a document is scanned, You can further process it, including rotating pages, adjusting colors, re-sorting, and deleting/re-scanning pages. If no other problems are found after you prev

Linux has a lot of powerful network scanning tools, network scanning tools can be divided into: host scanning, host service scanning, route scanning and so on.Fping is a host scan tool that can scan hosts in batches compared to the Ping tool.Fping Official website: http://fping.org/Fping source code compilation and ins

Article Title: Use NoStaples to scan documents in Linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. With the help of NoStaples, a user-friendly scanning

First you must know that the port does not exist independently, it is dependent on the process. When a process is turned on, its corresponding port is turned on and the process shuts down, and the port is closed. The next time a process is turned on again, the corresponding port is turned on again. Instead of purely un

learn the MFC process by writing a Serial port helper toolBecause it has been done several times MFC programming, each time the project is completed, MFC basic operation is clear, but too long time no longer contact with MFC project, again do MFC project, but also from the beginning familiar. This time by doing a serial assistant once again familiar with MFC, and made a record, in order to facilitate later access. The process of doing more is encounte

Tags: LTE iptable download default SM BSP Use command toolbar connection numberWhether iptables or TC (traffic control) is powerful, it is a network-related tool, so we use these two tools to limit the bandwidth of the port.1. Use the command ifconfig to view the network card information on the server, such as the network card eth0 is used for external networks, that is, the user through the network card to

Install and use the latest CentOS port ing and forwarding tool rinetdIntroduction Rinetd is a tool for redirecting the Transmission Control Protocol (TCP) connection in Unix and Linux operating systems. Rinetd is a single-process server that processes any number of connections to the address/

In addition to the previous article "Linux Common Network Tools: Route scanning traceroute" introduced in the Traceroute, General Linux also built-in another common route scanning Tool mtr.The MTR is better used in some ways than traceroute, and it can display the information of each hop routing in real time and constantly probe.Traceroute uses UDP packet probing

see this mapping relationship in/etc/services.2: Register port (registered Ports):From 1024 to 49151. They are loosely tied to some services. This means that there are many services bound to these ports, which are also used for many other purposes.3: Dynamic or private port (and/or private Ports)The dynamic port, the private

signature: NOKEY, key ID 37017186 Preparing... ########################################### [100%] 1:nmap-frontend ########################################### [100%] [root@DB-Server Server]# Nmap can be used in uppercase or lowercase. As shown in the following figure, nmap 127.0.0.1 scans all ports by checking the ports opened on the local machine. You can also scan other server ports. [root@DB-Server Server]# nmap 127.0.0.1 Starting Nmap 4.1

3.3-Port scanner--zenmapkail linux penetration test?The Zenmap (port scanner) is a tool for open source network probing and security audits. It is the graphical interface front-end of nmap security Scan Tool, which can support cro

NC Test Port is openThere is a powerful network tool in Linux Netcat, which is not installed by default, now describes the installation processIn fact the installation is very simpleFirst, installation and use1. Just enter the command yum install:Yum Install -y NC[Email protected] ~]#Yum Install-y ncloaded plugins:fastestmirror, refresh-PackageKit, securitysettin

Network Packet sending tool in linux and network packet sending tool in linuxChapter 2. Description This document applies only to Tcpreplay3.x.Chapter 2. Tcpreplay tools 2nd. Overview First, we recommend a Website: movie. This article is based on the reference of this website and obtained through some experiments. Tcpreplay is a general term for a series of tools

3.3Port Scanner--zenmapkail linux penetration testzenmap (port scanner) is an open source network detection and security Audit tool. It is nmap zenmap zenmap Use of the tool this article is selected from the kail linux penetration test training manual the instance

condition 26 "" 27 try:28printu ' Start scanning %s ' %ip29start_time=time.time () 30foriinrange (0,65534): 31 nbSp;thread.start_new_thread (Socket_port, (Ip,int (i))) 32 printu ' Scan port complete, total time:%.2f ' % (Time.time ()-start_time) 33#raw_input ("Pressentertoexit") 34except:35print u ' Scan IP error ' 3637if__name__== ' __main__ ':38 Url=raw_input

(30)For IIn range (0,65534): 31Thread.start_new_thread (socket_port, (IP, int (i))) 32Print U‘Scan port complete, total time:%.2f "% (Time.time ()-start_time) 33 # Raw_input ("press Enter to Exit") except: print u ' : Url=raw_input ( ' input the IP want to scan: " ) all Lock=thread.allocate_lock () ip_scan (URL) The results of the program execution are as follows:# python scan_port.pyinput the IP w