2022年6月9日 · Netcat Command Flags. nc -4 – use IPv4 only. nc -6 – use IPv6. nc -u – use UDP instead of TCP. nc -k -l – continue listening after disconnection. nc -n – skip DNS lookups. nc -v – provide verbose output. Netcat Relays on Windows. nc [host] [port] > relay.bat – open a relay connection. nc -l -p [port] -e relay.bat – connect to ...

2022年5月24日 · The Netcat (nc) command is a command-line utility for reading and writing data between two computer networks. The communication happens using either TCP or UDP. The command differs depending on the system ( netcat , nc , ncat , and others).

2021年1月23日 · In penetration testing, Netcat is often used to establish a reverse/bind shell with a target machine, transfer files over a network or interact with certain services such as FTP or SMTP. Netcat Flags. The tools has a number of flags that can be used , these are the main ones:

2020年2月24日 · Netcat (or nc) is a command-line utility which reads and writes data across network connections, using the TCP or UDP protocols. Netcat is cross platform and it is available for Linux, macOS, Windows and BSD.

2024年3月18日 · First, the -l flag instructs netcat to listen to the specified port, 1234. Then, the -v flag enables the verbose mode. Once executed, the process will listen indefinitely until it is killed. Leaving the server process running, we’ll open up a new terminal session to connect to the server process we’ve stated earlier:

The nc (or netcat) utility is used for just about anything under the sun involving TCP or UDP. It can open TCP connections, send UDP packets, listen on arbitrary TCP and UDP ports, do port scanning, and deal with both IPv4 and IPv6.

This overview gives you a rundown of the essential Netcat commands and flags. Keep it handy as a quick reference when working with Netcat. Linux TCP/UDP Client & Server Connections using Netcat

Netcat 是一款简单的Unix工具，使用UDP和TCP协议，被称为网络工具中的"瑞士军*刀"。 它是一个可靠的容易被其他程序所启用的后台操作工具，同时它也被用作网络的测试工具或黑客工具。

2024年2月6日 · netcat 是一个使用 TCP 或 UDP 协议 的网络工具，它被称为网络界的“瑞士军刀”，它可以在两台计算机之间建立连接，进行数据传输。 它支持多种网络操作，包括但不限于： 端口监听：在指定端口上监听传入的连接。 端口扫描：扫描目标主机上的开放端口。 数据传输：在两台计算机之间传输文件或数据。 反向 shell：在目标主机上执行命令并获取 shell 访问。 代理：通过中间服务器转发流量。 netcat/nc 帮助信息如下： Command Summary: -4 Use IPv4. …

The nc (or netcat) utility is used for just about anything under the sun involving TCP or UDP. It can open TCP connections, send UDP packets, listen on arbitrary TCP and UDP ports, do port scanning, and deal with both IPv4 and IPv6.