Netcat is a versatile networking utility for reading from and writing to TCP/UDP connections.
Scanned 9/6/2026
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# nc (Netcat) Quickstart
Netcat is a versatile networking utility for reading from and writing to TCP/UDP connections.
## Common Operations
```bash
# Connect to a TCP port
nc hostname port
# Listen on a TCP port
nc -l -p port
# Scan ports
nc -zv hostname port-range
# Transfer a file (receiver)
nc -l -p port > file
# Transfer a file (sender)
nc hostname port < file
# UDP connection
nc -u hostname port
```
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