This method is stealthier than a Connect-Scan but it requires Nmap to run with root/administrator privileges, because it needs to create low-level raw sockets to send the individual packets, instead of leaving the kernel stack to do the connection.
This method is stealthier than a Connect-Scan but it requires Nmap to run with root/administrator privileges, because it needs to create low-level raw sockets to send the individual packets, instead of leaving the kernel stack to do the connection.