What is Netcat ?

What does the hacking tool Netcat do?

A. Netcat is a flexible packet sniffer/logger that detects attacks. Netcat is a library packet capture (libpcap)-based packet sniffer/logger that can be used as a lightweight network intrusion detection system.

B. Netcat is a powerful tool for network monitoring and data acquisition. This program allows you to dump the traffic on a network. It can be used to print out the headers of packets on a network interface that matches a given expression.

C. Netcat is called the TCP/IP Swiss army knife. It is a simple Unix utility that reads and writes data across network connections using the TCP or UDP protocol.

D.Netcat is a security assessment tool based on SATAN (Security Administrator’s Integrated Network Tool).